tag:blogger.com,1999:blog-80966785892732627272023-11-16T09:35:02.688+02:00SV4FFBRadio AmateurSV4FFB - Γιάννηςhttp://www.blogger.com/profile/08810074560828108935noreply@blogger.comBlogger32125tag:blogger.com,1999:blog-8096678589273262727.post-19362767561550659342012-10-28T10:38:00.000+02:002012-11-01T00:06:16.599+02:00SDR (Software Defined Radio)<div dir="ltr" style="text-align: left;" trbidi="on">
Αν κάποιος θέλει να ασχοληθεί με το SDR (Software Defined Radio) από 50ΜΗz έως 2100ΜΗz περίπου, τα USB Stick με το "τσιπάκι" <span class="style2">RTL2832 είναι μια καλή και φτηνή λύση.</span><br />
<span class="style2">Το δικό μου USB Stick είναι το CINERGY-T Stick RC(Rev 3.0) και δουλεύει άψογα καθώς και του SV4LAD που είναι το </span><span class="style2">LV5TDLX DVB-T USB.</span><br />
<span class="style2">Το software θα το κατεβάσετε από εδώ: <a href="http://rtlsdr.org/softwarewindows" target="_blank">http://rtlsdr.org/softwarewindows</a> ή <a href="http://sdrsharp.com/" target="_blank">http://sdrsharp.com/</a></span><br />
<div class="separator" style="clear: both; text-align: center;">
<a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhdlWpCKH6qViqXgsz4lrG_ax15RPTwhD4Tb2duBA-ieX6ENncTW0sBvb1vsCzcAjuDmR0OnvIsLvXRgFMynloAhRDqxQTXIJWro1JA3gRw73kYmJWGo67PRxNIZ9aieF4ggRI7sr5tzbg/s1600/DSC03560.JPG" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" height="240" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhdlWpCKH6qViqXgsz4lrG_ax15RPTwhD4Tb2duBA-ieX6ENncTW0sBvb1vsCzcAjuDmR0OnvIsLvXRgFMynloAhRDqxQTXIJWro1JA3gRw73kYmJWGo67PRxNIZ9aieF4ggRI7sr5tzbg/s320/DSC03560.JPG" width="320" /></a></div>
<span class="style2">και θα ακολουθήσετε τις οδηγίες που περιγράφετε στην σελίδα.</span></div>
SV4FFB - Γιάννηςhttp://www.blogger.com/profile/08810074560828108935noreply@blogger.com0tag:blogger.com,1999:blog-8096678589273262727.post-88744188746415244512012-04-11T14:49:00.000+03:002012-04-11T14:49:53.267+03:00Ραδιοκάλυψη SZ4SRM-11<div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiydx9aLe8J9u3ikUsrzz5f7wPSHSPbfcbdv39b9IbAZCSfOkFbIUx97JKW7eGizxj-EDDUJSCjnAOP7HVcsUdR1A_z9zl8oXkKyVJU1ZIeJbCB0pEFmb1BrijGJ1nfM1NqYa4I5UHOKmw/s1600/Screenshot+from+2012-04-11+14:42:31_.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" height="240" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiydx9aLe8J9u3ikUsrzz5f7wPSHSPbfcbdv39b9IbAZCSfOkFbIUx97JKW7eGizxj-EDDUJSCjnAOP7HVcsUdR1A_z9zl8oXkKyVJU1ZIeJbCB0pEFmb1BrijGJ1nfM1NqYa4I5UHOKmw/s320/Screenshot+from+2012-04-11+14:42:31_.png" width="320" /></a></div>SV4FFB - Γιάννηςhttp://www.blogger.com/profile/08810074560828108935noreply@blogger.com0tag:blogger.com,1999:blog-8096678589273262727.post-61146469327922989842011-12-01T20:37:00.008+02:002011-12-01T21:41:28.231+02:00Ενεργοποίηση στο IC-2820H Crossband Repeat D-STAR<style type="text/css">
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<div style="margin-bottom: 0in;"><span lang="el-GR"><b>IC-2820H Setup</b><br />
<br />
1. Ρυθμίστε την αριστερή πλευρά για 2 μέτρα και την δεξιά πλευρά για να 440MHz.<br />
2. Στο Menu </span>DV SET MODE βάλτε το Digital Monitor στο<span lang="el-GR"> AUTO.<br />
3. Ρυθμίστε τη συχνότητα επαναλήπτη με την κατάλληλη διαφορά στην ανάλογη</span></div><div style="margin-bottom: 0in;"><span lang="el-GR"> πλευρά της μπάντας και επιλέξετε την ως MAIN.<br />
4. Ρυθμίστε τη μη κύρια μπάντα (non-MAIN), σε ένα κανάλι simplex.<br />
5. Για να ενεργοποιήσετε το Crossband Repeat, εκτελέστε τα ακόλουθα:<br />
1. Βάλτε και τις δύο μπάντες σε FM mode.<br />
2. Κρατήστε πατημένα τα δύο MAIN BAND (Dial) και στη συνέχεια πιέστε και </span></div><div style="margin-bottom: 0in;"><span lang="el-GR"> κρατήστε πατημένο το πλήκτρο F μέχρι να ακουστεί μπιπ από τον πομποδέκτη.<br />
3. Το σύμβολο Lock θα αναβοσβήνει και σας δείχνει ότι η λειτουργία crossband </span></div><div style="margin-bottom: 0in;"><span lang="el-GR"> έχει ενεργοποιηθεί.<br />
4. Για να βγείτε από τη λειτουργία crossband, πιέστε και κρατήστε πατημένο το </span></div><div style="margin-bottom: 0in;"><span lang="el-GR"> πλήκτρο F μέχρι να ακουστεί μπιπ από τον πομποδέκτη.<br />
<br />
<b>Ρύθμιση άλλου πομποδέκτη ή φορητού.</b><br />
<br />
1. Ρυθμίστε τη μη κύρια μπάντα (non-MAIN) ίδια με την συχνότητα του 2820.<br />
2. Ενεργοποιήστε τη λειτουργία DUP (μπορεί να είναι + ή -) και ρυθμίσετε το shift σε </span></div><div style="margin-bottom: 0in;"><span lang="el-GR"> 0,000MHz. Ο πομποδέκτης θα εκπέμπει και θα λαμβάνει αλλά θα μένει στην ίδια </span></div><div style="margin-bottom: 0in;"><span lang="el-GR"> συχνότητα.<br />
3. Ρυθμίστε τον πομποδέκτη για DV λειτουργία.</span></div><div style="margin-bottom: 0in;"><br />
</div><div style="margin-bottom: 0in;"><span lang="el-GR">Καλή επιτυχία!</span></div><div style="margin-bottom: 0in;"><span lang="el-GR">SV4FFB</span></div>SV4FFB - Γιάννηςhttp://www.blogger.com/profile/08810074560828108935noreply@blogger.com0tag:blogger.com,1999:blog-8096678589273262727.post-7905243602877803012011-09-25T13:52:00.003+03:002011-10-11T19:31:55.243+03:00Παρακολούθηση APRS - DPRS σταθμού Live<a href="http://aprs.fi/?addr=Pherae%2CGreece&mt=roadmap&z=8&timerange=3600">Παρακολούθηση APRS - DPRS σταθμού Live</a>SV4FFB - Γιάννηςhttp://www.blogger.com/profile/08810074560828108935noreply@blogger.com0tag:blogger.com,1999:blog-8096678589273262727.post-28599413355497155802011-09-25T11:40:00.002+03:002011-09-25T11:43:31.485+03:00Παρουσίαση D-STAR στα Ελληνικά<a href="http://sv4ffb.googlecode.com/files/D-STAR_PAROYSIASH.pdf">Παρουσίαση D-STAR Download</a><br />
Πηγή:SV4LAXSV4FFB - Γιάννηςhttp://www.blogger.com/profile/08810074560828108935noreply@blogger.com0tag:blogger.com,1999:blog-8096678589273262727.post-63946196445936181522011-09-25T11:12:00.000+03:002011-09-25T11:12:37.950+03:00IC-92 12 Pin Connector<div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEi4VQM6MJv6d9D7ILjmI6ibpXsrflW9R1A3A_bij7HHCWokbK5YB5Km0gifpGilAugR312mIu4qWyqt86EZMz6BRk9OzAWRC_dpmqDshNj3INm2L_7Xi3fOpX1MCr_vpcAWqfPGK04zLq0/s1600/IC-92+12+Pin+Connector.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" height="320" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEi4VQM6MJv6d9D7ILjmI6ibpXsrflW9R1A3A_bij7HHCWokbK5YB5Km0gifpGilAugR312mIu4qWyqt86EZMz6BRk9OzAWRC_dpmqDshNj3INm2L_7Xi3fOpX1MCr_vpcAWqfPGK04zLq0/s320/IC-92+12+Pin+Connector.jpg" width="242" /></a></div>Πηγή: Barry A. Wilson KA0BBQSV4FFB - Γιάννηςhttp://www.blogger.com/profile/08810074560828108935noreply@blogger.com0tag:blogger.com,1999:blog-8096678589273262727.post-43733172685221584832011-09-25T11:01:00.000+03:002011-09-25T11:01:35.181+03:00Καλώδιο σύνδεσης Πομποδέκτη D-STAR με υπολογιστή<div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjBSRSf5rNC2QKYA1uHikzg8SDDBXMVMvH4hJRNPQc1wh4W4ZDRTPLSKfyH2eUVyEIKl2jIH_AZiH93VXtgdhu3gzG-e1-W1TICTgbyafkvLahMARcYmFgvgmTdeqyxREpdadTfDFJo12w/s1600/Ic2820data.GIF" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" height="137" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjBSRSf5rNC2QKYA1uHikzg8SDDBXMVMvH4hJRNPQc1wh4W4ZDRTPLSKfyH2eUVyEIKl2jIH_AZiH93VXtgdhu3gzG-e1-W1TICTgbyafkvLahMARcYmFgvgmTdeqyxREpdadTfDFJo12w/s320/Ic2820data.GIF" width="320" /></a></div>SV4FFB - Γιάννηςhttp://www.blogger.com/profile/08810074560828108935noreply@blogger.com0tag:blogger.com,1999:blog-8096678589273262727.post-85047131012005489942011-09-08T08:38:00.020+03:002011-09-26T11:22:33.093+03:00SV4J D-STAR Repeater Pelio Mountain Coverage Area 438.425MHz -7600<table cellpadding="0" cellspacing="0" class="tr-caption-container" style="float: left; margin-right: 1em; text-align: left;"><tbody>
<tr><td style="text-align: center;"><img border="0" height="272" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjh2hw_Dg6nz3Xx7bJw-ydDHWu7X5uA-jrMNDjhKH6F5pihH6NLIwxSJ5G-Nb847M_ypKQb9WTJBshQKbA6SOEOiXiEORQ8YV2cS5VgoCaoki9JhB-pscn8SrYQdWkdFmFtKgVOiiAQm7I/s320/SV4J.jpg" width="320" /></td></tr>
<tr><td class="tr-caption" style="text-align: center;"><a href="http://sv4ffb.googlecode.com/files/SV4J%20kml.zip">Push here to download SV4J.kml</a> </td></tr>
</tbody></table><br />
<br />
<br />
<a href="http://sv4ffb.googlecode.com/files/SV4J%20kml.zip"><br />
</a>SV4FFB - Γιάννηςhttp://www.blogger.com/profile/08810074560828108935noreply@blogger.com0tag:blogger.com,1999:blog-8096678589273262727.post-84331521613803608292011-08-05T13:01:00.002+03:002011-09-15T10:50:42.715+03:00SV4F (RU-752) Pelio Mountain Coverage Area 439.400MHz -7600 Tone:88.5<div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiSfstJBHuJlskGS7NhGFirk6_HXYgb2qh1wh18hxBuozdLDwNodAyn0zxGFAv_hWJaZDM7H415k_qW2ylF3bXwlT1JGttVDVl7rt2jaSZWgiujXar5y_LIwJpU2MeemruThd_M-Kjo-NY/s1600/SV4F.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" height="271" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiSfstJBHuJlskGS7NhGFirk6_HXYgb2qh1wh18hxBuozdLDwNodAyn0zxGFAv_hWJaZDM7H415k_qW2ylF3bXwlT1JGttVDVl7rt2jaSZWgiujXar5y_LIwJpU2MeemruThd_M-Kjo-NY/s320/SV4F.jpg" width="320" /></a></div><div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgq5SqhTql9aOAs8RwXpyOr4cjIb5bh2DHeHgJQnoyZvs76JiGK4PjjbPPTwpDwGX96-_E83YuTeOGS0pQ4QcTSBtkwOW8Nv357fgwDvQw5M7aqYBie4bfogd-ChhyphenhyphenBRlBixZpDughcgsc/s1600/staticmap.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><br />
</a></div>SV4FFB - Γιάννηςhttp://www.blogger.com/profile/08810074560828108935noreply@blogger.com0tag:blogger.com,1999:blog-8096678589273262727.post-26339891552344040482011-05-22T11:38:00.001+03:002011-05-22T11:39:32.827+03:00D-STAR Shatoshi Yasuda<a href="http://www.d-star.asia/">http://www.d-star.asia/</a>Το site του Shatoshi Yasuda με πολλά ενδιαφέροντα για το D-STARSV4FFB - Γιάννηςhttp://www.blogger.com/profile/08810074560828108935noreply@blogger.com0tag:blogger.com,1999:blog-8096678589273262727.post-91995129190888277072011-01-18T13:54:00.007+02:002011-12-29T21:24:13.280+02:00SV4FFB run AR-Cluster 6.0<div dir="ltr" style="text-align: left;" trbidi="on"><div style="text-align: left;"><span style="font-size: large;">Επιτέλους η AR-Cluster Version 6.0 είναι γεγονός και αυτή την στιγμή "τρέχει" από τον Node SV4FFB.</span></div><span style="font-size: large;"><br />
</span><br />
<span style="font-size: large;">Όσοι τώρα από εσάς θέλετε να συνδεθείτε μέσω telnet και να έχετε πρόσβαση στα DX Spots αλλά και στων CW Skimmers Spots θα πρέπει να βάλετε</span><br />
<span style="font-size: large;">IP: <span style="color: #990000;">sv4ffb.no-ip.org</span> και Port: <span style="color: #cc0000;">7373</span></span><br />
<br />
<span style="font-size: large;">Όσοι τώρα από εσάς θέλετε να συνδεθείτε μέσω telnet και να έχετε πρόσβαση στα DX Spots αλλά δεν θέλετε να βλέπεται τα </span><span style="font-size: large;">CW Skimmers Spots θα πρέπει να βάλετε </span><br />
<span style="font-size: large;">IP: </span><span style="font-size: large;"><span style="color: #990000;">sv4ffb.no-ip.org </span></span><span style="font-size: large;">και Port: <span style="color: #cc0000;">7374 </span></span><br />
<br />
<a href="http://www.ab5k.net/ArcDocsVer6%5CUserManual%5CArcDx.htm"><span style="font-size: large;"></span></a><span style="font-size: large;">User Manual:</span><br />
<a href="http://www.ab5k.net/ArcDocsVer6%5CUserManual%5CArcDx.htm">http://www.ab5k.net/ArcDocsVer6%5CUserManual%5CArcDx.htm</a></div>SV4FFB - Γιάννηςhttp://www.blogger.com/profile/08810074560828108935noreply@blogger.com0tag:blogger.com,1999:blog-8096678589273262727.post-62337992804543910062011-01-15T10:45:00.003+02:002011-08-03T18:42:52.079+03:00AR-Cluster Version 6 ?Πρίν μερικές μέρες ήρθε ένα email στο Ar-Cluster yahoo groups από τον Terry AB5K (δημιουργό του AR-Cluster) που ανακοινώνει ότι η έκδοση 6 AR-Cluster είναι έτοιμη και ήδη δουλεύει το documantation. Αρχικά θα δωθεί πρώτα σε sysops και αργότερα σε users. Το εντυπωσιακό είναι ότι έχει προσθέσει και δεύτερο node για skimmer spots.<br />
Για να μην σας κουράζω σας παραθέτω το email του:<br />
<br />
Sysops,<br />
<br />
Plans are to release AR-Cluster version 6, next week. The code is ready <br />
and I am currently working on documentation. The initial release will be <br />
for sysops that want to add a second node for skimmer spots.<br />
<br />
This is totally new design from ground up that leverages all of the latest <br />
technology and best practices in software development. The application is <br />
developed in C# and runs on the .Net framework.<br />
<br />
I especially want to think W9ZRX and K3LR and his contest team for the help, <br />
ideas, and support over the last two years. AR-Cluster version 6 has <br />
successfully ran at the K3LR super station for over 2 years. I was most <br />
likely the very first cluster to ever run skimmer spots as we were pulling <br />
skimmer spots directly off the Reverse Beacon web site long before skimmer <br />
spots were available over telnet connections.<br />
<br />
Besides testing at K3LR's and a few other Texas nodes, AR-Cluster 6 was <br />
tested in a performance lab to 500,000 spots per hour. It should run fine <br />
on the existing cluster load with plenty of reserve as the skimmer network <br />
scales up in spot volume.<br />
<br />
Key Features:<br />
1. Leverages the latest technologies in software development<br />
2. Most objects are lazy loaded so the app loads fast<br />
3. Works with skimmer spots<br />
4. Tested to 500,000 DX spots per hour<br />
5. All new filtering with special filters for skimmer spots<br />
6. Contest stations can use it as a spot aggregator for mixing/filtering <br />
skimmer and human DX spots<br />
7. Multi-threaded - makes use of multi-core processors and makes things <br />
work better: telnet server, content updates are all done on low priority <br />
background threads, etc<br />
8. Uses new spot processing logic that offers huge performance increases<br />
9. Physical databases are automatically taken off-line for maintenance for <br />
purge and compaction each night.<br />
10. New node to node protocol<br />
11. New configurable log allows total configuration of logging functions, <br />
email alerts and highlighting and timing of spot execution<br />
12. Developed using a pluggable architecture allowing that allows expansion <br />
by other third party developers<br />
13. Install is a simple copy operation<br />
14. Backups and moving to a new computer is a simple copy operation<br />
15. All configuration is contained in simple XML files<br />
16. New filters allow you to filter by anything in the spot including <br />
several new fields added by the software<br />
17. New SH/QSL command that pulls content on-line from the www.qslinfo.de <br />
database<br />
18. Third party content is updated automatically each night: LOTW, Cluster <br />
list, Master call and CTY<br />
19. The sysop has the capability to process his own US/VE callsign <br />
databases. The process takes about 10 minutes.<br />
20. New spot tracking capabilities to reduce cluster abuse<br />
21. Uses a newer CTY file that provided better zone resolution<br />
22. Increased accuracy on Lat/Lon position<br />
23. Cross platform support for other operating systems like Mac and Linux <br />
are possible (see http://www.mono-project.com)<br />
24. Includes a new AR-Cluster client app for the cluster users.<br />
<br />
If you are currently running AR-Cluster and want to run the new code as a <br />
skimmer cluster, drop me an email including the callsign (and optional SSID) <br />
that you want to use. You need a Windows box with .Net framework 4 <br />
installed. The version 6 code can run on the same box as your existing <br />
cluster.<br />
<br />
73 Terry AB5KSV4FFB - Γιάννηςhttp://www.blogger.com/profile/08810074560828108935noreply@blogger.com0tag:blogger.com,1999:blog-8096678589273262727.post-58070487451926056972010-12-27T15:05:00.000+02:002010-12-27T15:05:54.010+02:00Reversebeacon<a href="http://www.reversebeacon.net/">http://www.reversebeacon.net/</a>SV4FFB - Γιάννηςhttp://www.blogger.com/profile/08810074560828108935noreply@blogger.com0tag:blogger.com,1999:blog-8096678589273262727.post-13746207857336557872010-12-25T11:49:00.003+02:002010-12-25T11:55:55.077+02:00AR-Cluster Commands<a href="http://www.ab5k.net/ArcDocs/UserManual/ArcCmdSummary.htm">AR-Cluster Commands</a>SV4FFB - Γιάννηςhttp://www.blogger.com/profile/08810074560828108935noreply@blogger.com0tag:blogger.com,1999:blog-8096678589273262727.post-86651569379445445672010-12-18T03:19:00.002+02:002010-12-25T11:44:32.517+02:00How To Read Propagation Numbers<div style="text-align: center;"><u><b>How To Read Propagation Numbers</b></u></div><div style="text-align: center;"><br />
</div><div style="text-align: center;"><br />
</div><div style="color: blue; text-align: center;"><b>The A index [ LOW is GOOD ]</b></div><div style="text-align: center;"><b><br />
</b></div><div style="color: red; text-align: center;"><b>1 to 6 is BEST</b></div><div style="color: red; text-align: center;"><b><br />
</b></div><div style="color: red; text-align: center;"><b>7 to 9 is OK</b></div><div style="color: red; text-align: center;"><b><br />
</b></div><div style="color: red; text-align: center;"><b>11 or more is BAD</b></div><div style="text-align: center;"><br />
</div><div style="text-align: center;"><br />
</div><div style="text-align: center;">Represents the overall geomagnetic condition of the ionosphere ("Ap" if averaged from</div><div style="text-align: center;"><br />
</div><div style="text-align: center;">the Kp-Index) (an average of the eight 3-hour K-Indices) ('A' referring to amplitude) over a</div><div style="text-align: center;"><br />
</div><div style="text-align: center;">given 24 hour period, ranging (linearly) typically from 1-100 but theoretically up to 400.</div><div style="text-align: center;"><br />
</div><div style="text-align: center;">A lower A-Index generally suggests better propagation on the 10, 12, 15, 17, & 20</div><div style="text-align: center;"><br />
</div><div style="text-align: center;">Meter Bands; a low & steady Ap-Index generally suggest good propagation on the</div><div style="text-align: center;"><br />
</div><div style="text-align: center;">30, 40, 60, 80, & 160 Meter Bands.</div><div style="text-align: center;"><br />
</div><div style="text-align: center;"><br />
</div><div style="color: blue; text-align: center;"><b>SFI index [ HIGH is GOOD ]</b></div><div style="color: red; text-align: center;"><b><br />
</b></div><div style="color: red; text-align: center;"><b>70 NOT GOOD</b></div><div style="color: red; text-align: center;"><b><br />
</b></div><div style="color: red; text-align: center;"><b>80 GOOD</b></div><div style="color: red; text-align: center;"><b><br />
</b></div><div style="color: red; text-align: center;"><b>90 BETTER</b></div><div style="color: red; text-align: center;"><b><br />
</b></div><div style="color: red; text-align: center;"><b>100+ BEST</b></div><div style="text-align: center;"><br />
</div><div style="text-align: center;"><br />
</div><div style="text-align: center;">The measure of total radio emissions from the sun at 10.7cm (2800 MHz), on a scale of</div><div style="text-align: center;"><br />
</div><div style="text-align: center;">60 (no sunspots) to 300, generally corresponding to the sunspot level, but being too low</div><div style="text-align: center;"><br />
</div><div style="text-align: center;">in energy to cause ionization, not related to the ionization level of the Ionosphere.</div><div style="text-align: center;"><br />
</div><div style="text-align: center;">Higher Solar Flux generally suggests better propagation on the 10, 12, 15, 17, & 20</div><div style="text-align: center;"><br />
</div><div style="text-align: center;">Meter Bands; Solar Flux rarely affects the 30, 40, 60, 80, & 160 Meter Bands.</div><div style="text-align: center;"><br />
</div><div style="text-align: center;"><br />
</div><div style="color: blue; text-align: center;"><b>K index [ LOW is GOOD ]</b></div><div style="text-align: center;"><b><br />
</b></div><div style="color: red; text-align: center;"><b>0 or 1 is BEST</b></div><div style="color: red; text-align: center;"><b><br />
</b></div><div style="color: red; text-align: center;"><b>2 is OK</b></div><div style="color: red; text-align: center;"><b><br />
</b></div><div style="color: red; text-align: center;"><b>3 or more is BAD</b></div><div style="color: red; text-align: center;"><b><br />
</b></div><div style="color: red; text-align: center;"><b>5 is VERY VERY BAD</b></div><div style="text-align: center;"><br />
</div><div style="text-align: center;"><br />
</div><div style="text-align: center;">The overall geomagnetic condition of the ionosphere ("Kp" if averaged over the planet)</div><div style="text-align: center;"><br />
</div><div style="text-align: center;">over the past 3 hours, measured by 13 magnetometers between 46 & 63 degrees of</div><div style="text-align: center;"><br />
</div><div style="text-align: center;">latitude, and ranging quasi-logarithmically from 0-9. Designed to detect solar particle</div><div style="text-align: center;"><br />
</div><div style="text-align: center;">radiation by its magnetic effect. A higher K-index generally means worse HF conditions.</div><div style="text-align: center;"><br />
</div><div style="text-align: center;">A lower K-Index generally suggests better propagation on the 10, 12, 15, 17, & 20</div><div style="text-align: center;"><br />
</div><div style="text-align: center;">Meter Bands;</div><div style="text-align: center;"><br />
</div><div style="text-align: center;">a low & steady Kp-Index generally suggest good propagation on the 30, 40, 60, 80,</div><div style="text-align: center;"><br />
</div><div style="text-align: center;">& 160 Meter Bands.</div>SV4FFB - Γιάννηςhttp://www.blogger.com/profile/08810074560828108935noreply@blogger.com0tag:blogger.com,1999:blog-8096678589273262727.post-47610029369173841882010-12-08T20:53:00.008+02:002011-01-25T09:49:41.995+02:00Schematic of the 13.8V 30-40A Power SupplyΈνα πάρα πολύ καλό και δυνατό τροφοδοτικό χρήσιμο για όλους. Διαθέτει προστασία βραχυκυκλώματος και υπέρτασης.<br />
<div class="separator" style="clear: both; text-align: center;"><img border="0" height="256" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgMN_IMr5qAHNTEb5cb1d2ojP9VTZMXhFEl-bE3mbwJV4iySqPTZWtIWEhU6QiX8eviQrC6AZK1cwqcTUssOpGhbil9c_AL4UgBZU8_KANh8jxkvwAbngmhkn8Jvt6EcsEirh-Gb_uJHrI/s320/Screenshot.png" width="320" /> </div><div class="separator" style="clear: both; text-align: center;"><a href="http://agurk.dk/bjarke/Projects/PowerSupplyFET/13.8V%2040A%20Power%20Supply%20Schematic%20Prints.pdf">Πηγή: http://agurk.dk/bjarke/Projects/PowerSupplyFET/PowerSupplyFET.htm</a></div>SV4FFB - Γιάννηςhttp://www.blogger.com/profile/08810074560828108935noreply@blogger.com0tag:blogger.com,1999:blog-8096678589273262727.post-28978424202789996182010-12-05T01:21:00.003+02:002011-01-25T09:49:15.371+02:001296MHz PLL FM ATV<div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgGlOeMHFL8Jenh-8vj720Ehp642EPyVQSUm3GijaiKekn6YNVF_UIgrgF1xHFotGYX2zLuIf-RkMRZHLbzrUzZ3LN9K0pE9srY-vddoFBL7NVrtghVmcgB0QS1YoDZJXe9eURKugSUUe8/s1600/1296MHz_PLL_FM_ATV_TX_N9ZIA.gif" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" height="157" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgGlOeMHFL8Jenh-8vj720Ehp642EPyVQSUm3GijaiKekn6YNVF_UIgrgF1xHFotGYX2zLuIf-RkMRZHLbzrUzZ3LN9K0pE9srY-vddoFBL7NVrtghVmcgB0QS1YoDZJXe9eURKugSUUe8/s320/1296MHz_PLL_FM_ATV_TX_N9ZIA.gif" width="320" /></a></div><br />
Πηγή:<br />
<a href="http://www.qsl.net/va3iul">http://www.qsl.net/va3iul</a>SV4FFB - Γιάννηςhttp://www.blogger.com/profile/08810074560828108935noreply@blogger.com0tag:blogger.com,1999:blog-8096678589273262727.post-69258776017053525102010-11-23T20:25:00.002+02:002010-11-23T20:27:21.301+02:00LCD SWR Meter<div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiOJ11I-VQXpQhujLBpfnSALgmR0GRbsQp_W-Ha1g0Fo9qebRCAfRUVx6AE8zlFV58MwabB6iygKpPzJSTJEDNq4YyaqSOUKthxiLaES3t3OBcxO4ekcuhoutsHx7Zd_FczzYNuP9PfDQNI/s1600/100w-vhf-uhf.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiOJ11I-VQXpQhujLBpfnSALgmR0GRbsQp_W-Ha1g0Fo9qebRCAfRUVx6AE8zlFV58MwabB6iygKpPzJSTJEDNq4YyaqSOUKthxiLaES3t3OBcxO4ekcuhoutsHx7Zd_FczzYNuP9PfDQNI/s1600/100w-vhf-uhf.jpg" /></a></div><br />
Η γέφυρα μέτρησης είναι σχεδιασμένη για μετρήσεις σε VHF και UHF μάξιμουμ ισχύος είναι τα 100Watt.<br />
Για την κατασκευή μας, είναι προτιμότερο να χρησιμοποιήσετε το MCP6022, αλλά επίσης, οποιοσδήποτε άλλος τελεστικός θα λειτουργούσε χωρίς πρόβλημα ως απομονωτής/ενισχυτής τάσης. Τα τρίμερ των 10 στροφών χρησιμοποιούνται για ρυθμίσεις ενώ ένας σύνδεσμος πέντε ακίδων συνδέει την πλακέτα της CPU με τον αισθητήρα. Εάν κριθεί απαραίτητο, μπορεί να χρησιμοποιηθεί μια χάντρα φερρίτη για την καταστολή τυχόν υπάρχουσας RF μέσα στις συνεχείς προς μέτρηση τάσεις.<br />
Ο σκοπός των πυκνωτών που μαρκάρονται στην πλακέτα σαν CX, είναι ο ίδιος με τη χάντρα φερρίτη.<br />
Πηγή: <b style="color: red;"><a href="http://circuits.gr/index.php">circuits</a></b><br />
<br />
<div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEh8UnyoRjQyJUZyMBHLmebR-cCbNEVPNTa4H3k-c2jqwoHdJQimlTZJ8zbiVuWIoBrixz58yC9gKZrCVsEpJs7S_HuQ0gV6An90rlEqtyNOfc8UKA8Y7AydBSB0c1HHsurWAicfmJ2o9S0k/s1600/2010-01-15_21090d2.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" height="292" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEh8UnyoRjQyJUZyMBHLmebR-cCbNEVPNTa4H3k-c2jqwoHdJQimlTZJ8zbiVuWIoBrixz58yC9gKZrCVsEpJs7S_HuQ0gV6An90rlEqtyNOfc8UKA8Y7AydBSB0c1HHsurWAicfmJ2o9S0k/s400/2010-01-15_21090d2.jpg" width="400" /></a></div><br />
<div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiZLuQU0TbTaroUlgMxqrTSETujytMSs5ZSy3HoCtc2sGMx3YGT5aSqXtTAxhkfcf5OpyizsAnqCwQkIGi3jRvx9kRYpxWGt78mmwJPe3KVwgqgusm5CsKuPohH1zyAMDMHEnnBxp3OTwVm/s1600/2010-01-15_210902.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" height="268" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiZLuQU0TbTaroUlgMxqrTSETujytMSs5ZSy3HoCtc2sGMx3YGT5aSqXtTAxhkfcf5OpyizsAnqCwQkIGi3jRvx9kRYpxWGt78mmwJPe3KVwgqgusm5CsKuPohH1zyAMDMHEnnBxp3OTwVm/s400/2010-01-15_210902.jpg" width="400" /></a></div><br />
<b style="color: red;"><u>Code Hex:</u></b><br />
:020000000528D1<br />
:0800080009008501F2246430B7<br />
:100010008F0007309B00073085000F308600EF24EB<br />
:100020008601912430308600DC249F243030860005<br />
:10003000DC249F2430308600DC249F24203086007E<br />
:10004000DC249F242830E1240830E1240C30E12412<br />
:100050000130E1248A244030E12485159F240130B9<br />
:10006000DF005F08E0000930DE00DE0B38283E28A4<br />
:10007000FF30E00D031C0301E12435285F08FF3A3F<br />
:10008000031946285F08DF07DF0A31288517851125<br />
:100090009F248030E1240130E12485159F245330D2<br />
:1000A000E1247730E1247230E1242030E12426304D<br />
:1000B000E1242030E1245730E1246130E124743020<br />
:1000C000E1247430E1242030E1246D30E1246530F6<br />
:1000D000E1247430E1246530E1247230E1242030E1<br />
:1000E000E12485119F24C030E12485159F24203010<br />
:1000F000E1245630E1242F30E1245530E1246830EA<br />
:10010000E1246630E1242030E1242030E12456301F<br />
:10011000E1246530E1247230E1243A30E1243230C8<br />
:10012000E1242E30E1243030E1242030E124832406<br />
:100130008324F52400308D00F8248C130C14F5244E<br />
:100140000C08EF24553A0319AC286E30D600003065<br />
:10015000EC00C830ED009123F52401308D00F82427<br />
:100160008C130C14F5240C08EF24D600F52402306F<br />
:100170008D00F8248C130C14F5240C08EF24EC00EB<br />
:10018000F52403308D00F8248C130C14F5240C088E<br />
:10019000EF24ED0085138618D028861CCD28382A38<br />
:1001A0002030AB00AC00AD00AE00AF00B000B1003D<br />
:1001B000B200B300B400B500B600B700B800B90093<br />
:1001C000BF00C000C9002D30D400D500CF00D00042<br />
:1001D0000530BC002E30D3007730C8005030C1004D<br />
:1001E000C701C601E201E601D423912441309F00FA<br />
:1001F0009F241F151F19FA281E08E10049309F008F<br />
:100200009F241F151F1902291E08E40051309F006A<br />
:100210009F241F151F190A291E08EE006E08CC0026<br />
:10022000B4244C08EE0064086E0703182029053C2E<br />
:10023000031C20294708143C031CCA28C70AF528B8<br />
:10024000C701C60A85170030AB000130AC00AD0015<br />
:100250000230AE00AF000330B000B1000430B20095<br />
:10026000B3000530B400B5000630B600B700073063<br />
:10027000B800B9000A306E02031840292030AB00E4<br />
:1002800014306E02031846292030AC001E306E0276<br />
:1002900003184C292030AD0028306E020318522973<br />
:1002A0002030AE0032306E02031858292030AF00E3<br />
:1002B0003C306E0203185E292030B00046306E02DA<br />
:1002C000031864292030B10052306E0203186A29E5<br />
:1002D0002030B20060306E02031870292030B30065<br />
:1002E00070306E02031876292030B40087306E0219<br />
:1002F00003187C292030B5009B306E020318822938<br />
:100300002030B600AA306E02031888292030B700CA<br />
:10031000B4306E0203188E292030B800C8306E0247<br />
:10032000031894292030B900FA2346080F3C03181B<br />
:100330009C29C601E201E601640866020318A229AD<br />
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:100490006708303EBD006808303EDB006908303E2A<br />
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:1004B0002030EE003E08303A031D602A2030BE0096<br />
:1004C00085119F240230E12485159F244330E124C7<br />
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:1004E0005230E1244530E1245230E1244530E1240A<br />
:1004F0004E30E1242030E1242030E1242030E1247A<br />
:100500002030E1243008E1243108E12485119F24C2<br />
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:1005F0000319002B2D08ED07031CC02AEC0AC02AA2<br />
:100600002D08ED07E9306D02031CC02AEC013230E1<br />
:10061000ED00C02A9824861C0F2B2124BD2A861C9D<br />
:100620000F2BAD014F303006031D9928FF30E1003C<br />
:100630003724C830AC0085119F240130E124851592<br />
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:10069000E1246130E1246130E1247230E12445300D<br />
:1006A000E1246530E1247030E1247230E1246F30C0<br />
:1006B000E1246D30E1242030E1242030AD184A30AF<br />
:1006C000E1242030AD183F30E1242030E1244E30C9<br />
:1006D0002D182030E12421302D182030E124AC0BDE<br />
:1006E0007B2B2D1D772B2D100230AD06192BAD1055<br />
:1006F0000130AD06192B98240619822B061D7E2B7E<br />
:100700000430AD0698248619892B861D852B04306C<br />
:10071000AD06982486186F2B861C8C2B2D199123DF<br />
:100720009928F52455308C0000308D00F8248C1366<br />
:100730000C1555308D00AA308D008C140C119124AD<br />
:10074000EF24EF245608F5248C0001308D00F824A6<br />
:100750008C130C1555308D00AA308D008C140C11A3<br />
:100760009124EF246C08F5248C0002308D00F824CD<br />
:100770008C130C1555308D00AA308D008C140C1183<br />
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:100790008C130C1555308D00AA308D008C140C1163<br />
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:1008400008001F151F19222C1E08193C0318080048<br />
:100850001E08CC00B4244C08D6002E020318080051<br />
:100860005608AE004F30B0004B30B10008000030E9<br />
:10087000A000A100A9005608A200AA004A2523084A<br />
:10088000D1002408D2000030A000A100A9006E0809<br />
:10089000A200AA004A252308A1002408A2000030D3<br />
:1008A000A900E630AA004A252208A0002308A100DA<br />
:1008B0002408A2006C08A9006D08AA004A25210896<br />
:1008C000A0002208A1002308A2002408A3005108C8<br />
:1008D000A9005208AA0091250030A9006430AA009E<br />
:1008E00091252208E3002308E500FB246A08303E36<br />
:1008F000C8006908303EC9006808303ECF0067086C<br />
:10090000303ED00008000730C2006430C300FF3022<br />
:10091000C400AC2C0230C2003230C300FF30C4002F<br />
:10092000AC2C0130C2001430C300FF30C400AC2C2A<br />
:100930000130C2000130C3006430C400AC2C01306F<br />
:10094000C2000730C3009330C400AC2C0130C40097<br />
:100950000130C2000130C300C40BAC2CC30BAC2C63<br />
:10096000C20BAC2C08000800F1304C02031CBB2C5D<br />
:10097000FF30CC000800E1304C02031CC12C0530D4<br />
:10098000DA2C32304C02031CC72C0430DA2C0F3026<br />
:100990004C02031CCD2C0030DA2C08304C02031C16<br />
:1009A000D32C0030DA2C03304C02031CD92C00303D<br />
:1009B000DA2C0030CC0708000516A6240512A62460<br />
:1009C0000800C500450886000516A6240512A624C1<br />
:1009D000450E86000516A6240512A624080003135A<br />
:1009E00083120800031383160800031783120800FC<br />
:1009F000031783160800E701E801E901EA01EB01AA<br />
:100A00006308003A0319182D0A25E30B082D182D49<br />
:100A10000A25052D2E252E2528252825282528259B<br />
:100A200028252225222522252225222522250800C7<br />
:100A300000306506031908002225E50B202D08006B<br />
:100A400022251D2DE70A67080A3A031D0800E70161<br />
:100A5000E80A68080A3A031D0800E801E90A69087B<br />
:100A60000A3A031D0800E901EA0A6A080A3A031D66<br />
:100A70000800EA01EB0A080044252608A807031825<br />
:100A8000A70A2508A7070034A609A60A0319A50383<br />
:100A9000A5090034A301A4012008D8002108D90029<br />
:100AA0002208DA000830BB00AA0C0318652DBB0B26<br />
:100AB000542DBB00A90C0318632DBB0B5A2DA001AC<br />
:100AC000A101A20100340310892D0310742DAA0C7A<br />
:100AD000031C742D5A08A20759080318590FA107BF<br />
:100AE00058080318580FA007A00CA10CA20CA30CC7<br />
:100AF000BB0B672D0830BB00A90C031C892D5A08BD<br />
:100B0000A20759080318590FA10758080318580FCE<br />
:100B1000A007A00CA10CA20CA30CA40CBB0B7C2D59<br />
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:100B30002908031C290FD1020301031C0130D7022D<br />
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:100B5000201CB42DD2022908031C290FD102030145<br />
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:100B90002908031C290FD1020301031C0130D702CD<br />
:100BA000DA2DD20729080318290FD10703010318EA<br />
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:100BE0000318290FD107030103180130D707A10DFE<br />
:100BF000BB0BDD2D220DD20DD10DD70D2A08211CE6<br />
:100C00000B2ED2022908031C290FD1020301031C59<br />
:100C10000130D702142ED20729080318290FD10753<br />
:100C2000030103180130D707A20D0730BB00220DC6<br />
:100C3000D20DD10DD70D2A08221C282ED202290848<br />
:100C4000031C290FD1020301031C0130D702312EEE<br />
:100C5000D20729080318290FD1070301031801300F<br />
:100C6000D707A20DBB0B172E230DD20DD10DD70D1B<br />
:100C70002A08221C452ED2022908031C290FD10262<br />
:100C80000301031C0130D7024E2ED2072908031896<br />
:100C9000290FD107030103180130D707A30D07302F<br />
:100CA000BB00230DD20DD10DD70D2A08231C622EB7<br />
:100CB000D2022908031C290FD1020301031C0130B1<br />
:100CC000D7026B2ED20729080318290FD107030179<br />
:100CD00003180130D707A30DBB0B512E2318762E16<br />
:0E0CE0002A08D20729080318290FD107080097<br />
:02400E00303F41<br />
:02401000FC3F73<br />
:00000001FFmelwdoshttp://www.blogger.com/profile/02118149443906898160noreply@blogger.com0tag:blogger.com,1999:blog-8096678589273262727.post-60449340146952480472010-11-16T21:40:00.001+02:002010-11-16T21:50:51.310+02:00Υπολογισμός μετασχηματιστή<div style="text-align: center;">Ένα μικρο και εύχρηστο πρόγραμμα για να υπολογίσετε έναν μετασχηματιστή. </div><br />
<div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiSnrJxcKw5EmouAviSiclpCGHl7BFCDmE45tISckILl-WOatJlOXR4TDTd9lRBXaIPg-3Y9Z8dasVIlKK-_GPXLHMH_cpJ_qwSAU6NWMljvI_4JmYP7_KMT7Rny0J6hcITnhDtjstJbYpY/s1600/transformer.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" height="224" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiSnrJxcKw5EmouAviSiclpCGHl7BFCDmE45tISckILl-WOatJlOXR4TDTd9lRBXaIPg-3Y9Z8dasVIlKK-_GPXLHMH_cpJ_qwSAU6NWMljvI_4JmYP7_KMT7Rny0J6hcITnhDtjstJbYpY/s320/transformer.jpg" width="320" /></a></div><br />
<div style="text-align: center;"><b><a href="http://www.angel.melwdos.com/transformer.exe">Downloads exe</a></b></div><br />
Πηγη: <a href="http://circuits.gr/">circuits</a>melwdoshttp://www.blogger.com/profile/02118149443906898160noreply@blogger.com0tag:blogger.com,1999:blog-8096678589273262727.post-5283517176721850742010-11-15T21:41:00.000+02:002010-11-15T21:41:07.305+02:00Ρυθμιζόμενο τροφοδοτικό 1,2 – 27 volt<div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjeLlyGuZelp0pL0hO-LA6eoqc9qLFwDI5I-RT7wFq3hGxVppomrJcywL2D0nukfpwJeLkuD80kADlsoMleulNIBUJGfXNMSWQA8NtBprTGcmNLdoKd5WQy3iZKPluU4AtIqieH81Nf4smp/s1600/1.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjeLlyGuZelp0pL0hO-LA6eoqc9qLFwDI5I-RT7wFq3hGxVppomrJcywL2D0nukfpwJeLkuD80kADlsoMleulNIBUJGfXNMSWQA8NtBprTGcmNLdoKd5WQy3iZKPluU4AtIqieH81Nf4smp/s1600/1.jpg" /></a></div><br />
<div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg6JxNGUoZww5f-8pBmyKULJfq91UC2oplsmm_EgMBW38jfxnzqlHKC7E_6qF6Kf7xbQpkLgg-7oPNk6WB51pGan_7YSqa9LJtMPpWdJal-h9zXtn_6skqW9SVuGF13TPjmccIDpQ2DjBpL/s1600/2.gif" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" height="173" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg6JxNGUoZww5f-8pBmyKULJfq91UC2oplsmm_EgMBW38jfxnzqlHKC7E_6qF6Kf7xbQpkLgg-7oPNk6WB51pGan_7YSqa9LJtMPpWdJal-h9zXtn_6skqW9SVuGF13TPjmccIDpQ2DjBpL/s320/2.gif" width="320" /></a></div><br />
<div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEibxffrqGeb25D4ZMpQaMnU_sEnfTUb9sRoWWShhGDuwhu8vfUxVtOpNV38JxeyAKj55RAOz-edLhyphenhyphenaPzCsQdh-6xqZ71ak-9JA1ui-4Ept4iSZZ5ahImQo6gBuXmte2vlsEuZWNViax7Br/s1600/3.gif" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" height="142" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEibxffrqGeb25D4ZMpQaMnU_sEnfTUb9sRoWWShhGDuwhu8vfUxVtOpNV38JxeyAKj55RAOz-edLhyphenhyphenaPzCsQdh-6xqZ71ak-9JA1ui-4Ept4iSZZ5ahImQo6gBuXmte2vlsEuZWNViax7Br/s320/3.gif" width="320" /></a></div><br />
<div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgGbWJQzCDwA4R1Z9r8noch3wfvuGgirEve5IZ7K10f5MnWwRbNIoJKyjhfUWPqw_kucCZ1B9s9zMRJPLPxnKijwH5ySAWxd3Gig7wkTY_7WOon4NhGk5Pon8FbYXz3cHFjh6fvoIE312t_/s1600/4.gif" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" height="142" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgGbWJQzCDwA4R1Z9r8noch3wfvuGgirEve5IZ7K10f5MnWwRbNIoJKyjhfUWPqw_kucCZ1B9s9zMRJPLPxnKijwH5ySAWxd3Gig7wkTY_7WOon4NhGk5Pon8FbYXz3cHFjh6fvoIE312t_/s320/4.gif" width="320" /></a></div><br />
<div style="text-align: center;"><u><span style="font-size: large;">Τα υλικά</span></u></div><div style="text-align: center;"><br />
</div><div style="text-align: center;">BR1 = 50V 1A (ou plus) </div><div style="text-align: center;">C1 = 470 μF 40V </div><div style="text-align: center;">C2 = 47 μF 40V </div><div style="text-align: center;">C3, C4 = 0,1 μF</div><div style="text-align: center;">R1 = 220 Ohms </div><div style="text-align: center;">R2 = 4K7 </div><div style="text-align: center;">R3 = 1K </div><div style="text-align: center;">D1, D2 = 1N4001 </div><div style="text-align: center;">LED = LED verte </div><div style="text-align: center;">IC1 LM317T </div><div style="text-align: center;">P1 = 2K5 </div><div style="text-align: center;">T1 = BC557 </div><div style="text-align: center;">TR1 = 12 V 1 A</div>melwdoshttp://www.blogger.com/profile/02118149443906898160noreply@blogger.com0tag:blogger.com,1999:blog-8096678589273262727.post-30082105721025168592010-11-15T21:14:00.000+02:002010-11-15T21:14:41.121+02:00Κώδικας ΜορςΟ Κώδικας Μορς είναι μια μέθοδος για μετάδοση πληροφορίας με παλμούς μικρής και μεγάλης διάρκειαςή σημάδια -τελείες και παύλες.<br />
Επινοήθηκε για τη μετάδοση μηνυμάτων μέσω τηλεγράφου στα μέσα του 1830 από τον Σάμιουελ Μορς. Αρχικά δημιουργήθηκε για τον ηλεκτρικό τηλέγραφο του Σάμιουελ Μορς<br />
στα μέσα της δεκαετίας του 1830, επίσης χρησιμοποιήθηκε εκτενώς στην πρώιμη ραδιοεπικοινωνία από τις αρχές του 1890.<br />
Παρόλαυτα με την ανάπτυξη ποιό σύγχρονων μεθόδων και τεχνολογιών επικοινωνίας η χρήση του είναι πλεόν ξεπερασμένη και χρησιμοποιείται<br />
μόνο για έκτακτες ανάγκες και σε εξειδικευμένες περιοχές όπως ραδιοφάροι και από ραδιοερασιτέχνες στα συνεχή κύματα.<br />
Ο κώδικας Μορς είναι ο μόνος ψηφιακός κώδικας που μπορεί να διαβαστεί εύκολα από ανθρώπους κάνοντάς τον κατάλληλο για αυτόματη αποστολή ψηφιακών δεδομένων σε φωνητικά κανάλια.<div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEh0sMWgSXQeGVWhraGauMP5rhG7lYtglGCNMfHpSDpBdUcb1EPfgYHrebYhZtINbNO4qQBbxwbnh3IU2W2oG7ezkZDUp1_n8pr8oxT75zS0XSu7b_J9LjEGv4t5xG89WjYCqKEMTCbkfjZx/s1600/morse-code.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" height="320" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEh0sMWgSXQeGVWhraGauMP5rhG7lYtglGCNMfHpSDpBdUcb1EPfgYHrebYhZtINbNO4qQBbxwbnh3IU2W2oG7ezkZDUp1_n8pr8oxT75zS0XSu7b_J9LjEGv4t5xG89WjYCqKEMTCbkfjZx/s320/morse-code.jpg" width="232" /></a></div>melwdoshttp://www.blogger.com/profile/02118149443906898160noreply@blogger.com0tag:blogger.com,1999:blog-8096678589273262727.post-12938859143044315392010-11-15T12:45:00.002+02:002010-11-15T21:51:25.029+02:00Βολτόμετρο 0-99V Με τον PIC12F675Αυτό το βολτόμετρο είναι βασισμένο στον PIC12F675 η ανάλυση του είναι 10bit και μετρά από 0-99V DC<br />
Για Display μπορείτε να βάλετε οποίο σας αρέσει αρκεί να είναι κοινής καθόδου<br />
<div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhSJu9FIuWcIDPl-jWg28wPqvSEK26j98eK8YUCjbVizb3sYo-ztI2lawFnJ0Dh2-McmjjO5_U3B-19u6QDXO8IbNf7lDUyqC9HF97F3M2w5kD-9ajvR9xINGyLqV-kZpqX9irEsLObls4l/s1600/voltmet.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhSJu9FIuWcIDPl-jWg28wPqvSEK26j98eK8YUCjbVizb3sYo-ztI2lawFnJ0Dh2-McmjjO5_U3B-19u6QDXO8IbNf7lDUyqC9HF97F3M2w5kD-9ajvR9xINGyLqV-kZpqX9irEsLObls4l/s1600/voltmet.png" /></a></div><br />
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<u><b>Code Hex:</b></u><br />
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:100720000800FF3FFF3FFF3FFF3FFF3FFF3FFF3F0F<br />
:02400E00D43F9D<br />
:00000001FFmelwdoshttp://www.blogger.com/profile/02118149443906898160noreply@blogger.com0tag:blogger.com,1999:blog-8096678589273262727.post-38359276487785782412010-11-14T10:48:00.000+02:002010-11-14T10:48:51.522+02:00Asteroid Impact<div class="separator" style="clear: both; text-align: center;"><iframe allowfullscreen='allowfullscreen' webkitallowfullscreen='webkitallowfullscreen' mozallowfullscreen='mozallowfullscreen' width='320' height='266' src='https://www.blogger.com/video.g?token=AD6v5dw5Bbi_nF8j9F_slJOs3wA8wkq73C-8t5w3-V7FN5pK7SyujXYo5vjvdobnjVnX1JuWutTcFMSONAQQ0lIqYA' class='b-hbp-video b-uploaded' frameborder='0'></iframe></div>SV4FFB - Γιάννηςhttp://www.blogger.com/profile/08810074560828108935noreply@blogger.com0tag:blogger.com,1999:blog-8096678589273262727.post-25696337253657439792010-11-13T12:16:00.002+02:002010-11-13T13:15:35.192+02:00Digital Voice Recorder ISD2560Αυτό το project βασίζεται στο ISD2560P που σου επιτρέπει να γράφεις (voice) και να παίζεις (playback) 60sec σε πάρα πολύ καλή ποιότητα. Όπως βλέπεται στο σχήμα χρησιμοποιείται για να γράψουμε τον ήχο πυκνωτικό μικρόφωνο. Ανάλογα με τον τύπο του ISD... αλλάζει ο χρόνος playback και record.<br />
Καλή επιτυχία.<br />
<div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjjsXpnwqZ9KjJ9fkFkY805jrj4mbd57QqKEY4kCFWbgmRnEdPYbU-eCDtMhCZ7-OJtQHh2tcj43i_ISxE6nGj5EJfKqbtg08c3yNMvjOnWRodBy8zLspZyhetRE0r17eNDJDPQJV2ae5o/s1600/digital_voice_record_playback_project_by_ISD2560P.gif" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" height="207" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjjsXpnwqZ9KjJ9fkFkY805jrj4mbd57QqKEY4kCFWbgmRnEdPYbU-eCDtMhCZ7-OJtQHh2tcj43i_ISxE6nGj5EJfKqbtg08c3yNMvjOnWRodBy8zLspZyhetRE0r17eNDJDPQJV2ae5o/s320/digital_voice_record_playback_project_by_ISD2560P.gif" width="320" /></a></div><br />
<div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjqMlIyyVJCeDfIHXQiqcvcFz2zNotQJ5Nt4pQK4O3_0Ydro9X3YM2cAuwH45UIVaioJjojcFwS82tIwCvbkVgTRLigzbc3YpPQ-lvzwT4GYW2Xulbw_tribW_KM2F4PWVXGM7ST2rwChU/s1600/digital_voice_record_playback_project_by_ISD2560P_supply.gif" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" height="80" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjqMlIyyVJCeDfIHXQiqcvcFz2zNotQJ5Nt4pQK4O3_0Ydro9X3YM2cAuwH45UIVaioJjojcFwS82tIwCvbkVgTRLigzbc3YpPQ-lvzwT4GYW2Xulbw_tribW_KM2F4PWVXGM7ST2rwChU/s320/digital_voice_record_playback_project_by_ISD2560P_supply.gif" width="320" /></a></div><br />
<div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjX4XrL0TkzX7pKQWRXwNpoOkjxKF8oqy9k0ZjWC9xWxmdPVlRhaLuFXIw-R3kKNTtAfeeuspeyRVt5ft2QqBpQSNbu3U98kY0Ysdrbojb-IbuUHOsw_X7Nw4S7QnMMS7oHODYuOFSUohs/s1600/digital_voice_record_playback_project_by_ISD2560P_amplifier.gif" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" height="168" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjX4XrL0TkzX7pKQWRXwNpoOkjxKF8oqy9k0ZjWC9xWxmdPVlRhaLuFXIw-R3kKNTtAfeeuspeyRVt5ft2QqBpQSNbu3U98kY0Ysdrbojb-IbuUHOsw_X7Nw4S7QnMMS7oHODYuOFSUohs/s320/digital_voice_record_playback_project_by_ISD2560P_amplifier.gif" width="320" /></a></div>SV4FFB - Γιάννηςhttp://www.blogger.com/profile/08810074560828108935noreply@blogger.com0tag:blogger.com,1999:blog-8096678589273262727.post-14115475832811428752010-11-13T02:38:00.000+02:002010-11-13T02:38:55.008+02:00Tesla Coil<div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEibFq_2kwhDT4t5EwCIOydb5ap66-lET_kQEKkE_5sMuGrTEGmdElHr-Q7QQ-4_L_ojolErX8WLkHoizanLYoMnJjV_nfupxIi5hD-y2vCC6iNjFMvlPVZe5tQO8wb4Oexd3p0rxbaouv8/s1600/Tesla18Week2FullBright3000_small.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" height="212" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEibFq_2kwhDT4t5EwCIOydb5ap66-lET_kQEKkE_5sMuGrTEGmdElHr-Q7QQ-4_L_ojolErX8WLkHoizanLYoMnJjV_nfupxIi5hD-y2vCC6iNjFMvlPVZe5tQO8wb4Oexd3p0rxbaouv8/s320/Tesla18Week2FullBright3000_small.jpg" width="320" /></a></div><div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgnw4fT5iCq1hXPRrT4A1akVcrSBAI16iY5-I1sSotg2j_3mMLXZrcxamlK_2MU62YK_3u1PVWozNLIYZCSq-CZH5KSW2Uo2SNXYoB2q2DcHuSX3Af3zvIhmvt2-GyYr7t-TWvtKWmfKTk/s1600/Tesla_mini.JPG" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" height="241" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgnw4fT5iCq1hXPRrT4A1akVcrSBAI16iY5-I1sSotg2j_3mMLXZrcxamlK_2MU62YK_3u1PVWozNLIYZCSq-CZH5KSW2Uo2SNXYoB2q2DcHuSX3Af3zvIhmvt2-GyYr7t-TWvtKWmfKTk/s320/Tesla_mini.JPG" width="320" /></a></div><div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEje3euYnzIFinIKzobzK3ltTzUBR2RouNI-1Uikuin2OfrJtW-DQmR56qaFyuaiA4bfRDz0xqz_o_m91CiMlsF8jXxp5J9gFI_1Ds5YaehkAUOEXr1EzAy4Drjf1F0BXpKSiJBrDxDfzds/s1600/TeslaColorMultiBilat00851000.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" height="212" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEje3euYnzIFinIKzobzK3ltTzUBR2RouNI-1Uikuin2OfrJtW-DQmR56qaFyuaiA4bfRDz0xqz_o_m91CiMlsF8jXxp5J9gFI_1Ds5YaehkAUOEXr1EzAy4Drjf1F0BXpKSiJBrDxDfzds/s320/TeslaColorMultiBilat00851000.jpg" width="320" /></a></div><div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgDScT6sqK3fZ-CHu4Bs8FKe-Gi_Qvgg1wIIHu9tvy3lf_URGhada6TC4ALui_DvYHYhyr8pG3ZLohFNuY5o_daFfHiLanSfmN5W-dW_nF9isZzQzRiNushMUBOZkDFOFe-Ul0TdktzHS4/s1600/Tesladownunder+Car+Theft+Protection+1000.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" height="213" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgDScT6sqK3fZ-CHu4Bs8FKe-Gi_Qvgg1wIIHu9tvy3lf_URGhada6TC4ALui_DvYHYhyr8pG3ZLohFNuY5o_daFfHiLanSfmN5W-dW_nF9isZzQzRiNushMUBOZkDFOFe-Ul0TdktzHS4/s320/Tesladownunder+Car+Theft+Protection+1000.jpg" width="320" /></a></div>SV4FFB - Γιάννηςhttp://www.blogger.com/profile/08810074560828108935noreply@blogger.com0