Search found 5 matches

by plankowner1971
Tue Mar 05, 2019 8:54 pm
Forum: Antennas
Topic: diy double biquad antenna for ads-b
Replies: 1
Views: 251

Re: diy double biquad antenna for ads-b photos

https://www.rtl-sdr.com/forum/downhttps://www.rtl-sdr.com/forum/download/file.php?mode=view&id=862&sid=8f587bff79470a2d53203abe1d6ahttps://www.rtl-sdr.com/forum/download/file.php?mode=view&id=861&sid=8f587bff79470a2d53203abe1d6a80188018load/file.php?mode=view&id=863&sid=8f587bff79470a2d53203abe1d6a8...
by plankowner1971
Tue Mar 05, 2019 8:49 pm
Forum: Antennas
Topic: diy double biquad antenna for ads-b
Replies: 1
Views: 251

diy double biquad antenna for ads-b

im replacing a diy biquad with this double biquad and getting better than expected results,.besides a higher pane count with virtual radar, i can now plot aircraft beyond the 200 mile range. the antenna is mounted on a 15 ft mast with an inline rtl-sdr blog filtered lna. the relector is cut from a s...
by plankowner1971
Fri Jan 11, 2019 2:21 am
Forum: Antennas
Topic: diy biquad for inmarsat
Replies: 5
Views: 14012

Re: diy biquad for inmarsat

With this dish and biquad setup , im getting some audio channels with the aeroambe.dll and libmbe.dll files added to the jaero decoder folder. Go to the "aero c-channel voice audio now decodable with jaero" on this site. In the comments section ,scroll down to kotelnikov007, he has posted a link. th...
by plankowner1971
Thu Jan 10, 2019 3:54 am
Forum: Antennas
Topic: diy biquad for inmarsat
Replies: 5
Views: 14012

Re: diy biquad for inmarsat

I used the online calculater.the L1 elements, eight of them are:47.1mm, wire daim:1.69mm, total wire length:409.6mm, distance to relector plate:24.25mm, the relfector plate is 131.8 x 97.1 mm. i used a panel coax connector that had enogh threads to wrap a piece of copper wire around it and secure it...
by plankowner1971
Tue Jan 08, 2019 8:12 pm
Forum: Antennas
Topic: diy biquad for inmarsat
Replies: 5
Views: 14012

diy biquad for inmarsat

My diy biquad antenna has out performed both a printed circuit log periodic and patch antenna. i use an in line direct tv ampifier with a dc block . the rca amp gives me better reception,higher gain than the rtl-sdr store wideband amp.you can find clones of this inline amp on amazon. IMG_5396.JPG IM...