[amsat-bb] Re: Polarity questions

Angus angus at young5769.freeserve.co.uk
Fri Sep 19 07:29:13 PDT 2008

if the satellite is running RHCP and you have LHCP the VHF/UHF Manual 
handbook says 20 -30dB which is a lot!
having spent ages getting a homebrew polarity control box to work just 
right, I can honestly say it was well worth the effort!
----- Original Message ----- 
From: "Tim Tapio" <tim at timtapio.com>
To: <amsat-bb at amsat.org>
Sent: Friday, September 19, 2008 1:58 PM
Subject: [amsat-bb] Polarity questions

> Hi,
> How much signal reduction is there as the result of having the wrong
> circular polarization?
> I'm looking at M2 circular antennas for the 70cm downlink, it's another 
> $200
> for the switching to change polarity (woo hoo).
> 73 de Tim, K4SHF
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