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

Re: S-band

On Thu, May 04, 2006 at 12:20:18PM -0400, Joe Fitzgerald wrote:
>  A syllable or two
> >or three and then nothing, with the signal having disappeared into the
> >noise.
> >
> Could something (maybe a voltage regulator on your preamp) be heating
> up, going into thermal shutdown, cooling off and heating up again and again?

If you are running it from a 12 volt battery and you do not have a low voltage
drop out regulator in the downconverter, it would do that I bet.
Bob (I'm using a K5GNA converter) sells them with lvd regulators as well,
so perhaps that is not the problem either.

- db@db.net http://www.db.net/~db
Sent via amsat-bb@amsat.org. Opinions expressed are those of the author.
Not an AMSAT member? Join now to support the amateur satellite program!
To unsubscribe, send "unsubscribe amsat-bb" to Majordomo@amsat.org