[Date Prev][Date Next][Thread Prev][Thread Next] - [Date Index][Thread Index][Author Index]

Re: L2 Test



Thanks Stacy
Will get the Watt Meter Out and check it out. Thought for
sure there was an antenna difference.
73's
Bob - WB9CNS

----- Original Message -----
From: "Stacey E. Mills" <w4sm@cstone.net>
To: <amsat-bb@AMSAT.Org>
Sent: Wednesday, September 05, 2001 9:41 AM
Subject: [amsat-bb] L2 Test


>
>
> >AO-40 is at MA 135 as I am writing this. Made several test
> >on L1 and L2 tonight. L2 was 10 db weaker then L1.
> >
> >Running 50 Watts to a 46 Ele Loop Yagi my Signal was 3 S-Units
> >above the noise on L1. AO-40 Switch to L2 at MA 120 and my
> >signal was only 1 S-Unit above the noise.
>
> I believe you have a "local problem".
> I have tested L1 vs L2 and the downlink signal strength was virtually
> identical.
> It sure sounds like your driver, amplifier, or Loop Yagi doesn't "like"
the
> ~1 MHz different uplink freq.
>
> >My Downlink System is a 2x3 BBQ with an screen Overlay and
> >a Transystem 3733 modified by K5GNA.
> >
> >My Question is, what is the Antenna Difference between
> >L1 and L2?
>
> There is none.
> L1 and L2 use the same "short backfire" dish antenna.  They are fed via a
> signal splitter.
>
>
>
>
> --
>   ________________________________________________________________________
>   Stacey E. Mills, W4SM    WWW:    http://www.cstone.net/~w4sm/ham1.html
>     Charlottesville, VA     PGP key: http://www.cstone.net/~w4sm/key
>   ________________________________________________________________________
>
> ----
> Via the amsat-bb mailing list at AMSAT.ORG courtesy of AMSAT-NA.
> To unsubscribe, send "unsubscribe amsat-bb" to Majordomo@amsat.org
>

----
Via the amsat-bb mailing list at AMSAT.ORG courtesy of AMSAT-NA.
To unsubscribe, send "unsubscribe amsat-bb" to Majordomo@amsat.org



AMSAT Top AMSAT Home