[amsat-bb] Re: Another newbie question
antonio at qualcomm.com
Sat Dec 20 17:07:20 PST 2008
At 03:15 PM 12/20/2008, Mark Lunday, WD4ELG wrote:
>I am trying out one of the ARR mast-mounted pre-amps on 432. I just
>listened to the SO50 and AO51 passes. I swear I cannot hear any difference,
>ok maybe just a bit. But not much, not enough to make a difference.
With the receiver in SSB mode, antenna pointed at nothing, you should
hear a substantial increase in background noise when the preamp is
turned on. S-meter should jump. If not, the preamp ain't workin'.
More information about the AMSAT-BB