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Old 09-02-2020, 06:53 PM
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petehowell petehowell is offline
 
Join Date: Jan 2005
Location: MN
Posts: 2,281
Default DDRR for APRS

DDRR for APRS! I had some fun with materials from home depot a few years back.

Cheap and fun to experiment!

https://vansairforce.com/community/s...highlight=ddrr



Quote:
Originally Posted by FinnFlyer View Post
Look into the nanoVNA.
$40 well spent for an antenna analyzer.

Spend a bit more ($60-80) and get a nanoVNA S-A-A V2 that goes to 3GHz and you can check your transponder and ADS-B antennas with confidence too.

Finn
(Still have to try the DDRR as comm antenna)
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Cheers,
Pete

Amateur Plane - RV-9A N789PH - 2350+ Hrs
Amateur Radio - KD0CVN
Doggies Delivered - 25+
St. Paul, MN

Last edited by petehowell : 09-02-2020 at 08:54 PM.
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