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Re: Terrestrial QRM to FM satellites
- Subject: [amsat-bb] Re: Terrestrial QRM to FM satellites
- From: Bruce Robertson <broberts@xxxxxx>
- Date: Thu, 20 Sep 2007 21:54:54 -0300
Quoting "Patrick STODDARD (WD9EWK/VA7EWK)" <amsat-bb@wd9ewk.net>:
> Hi Bob!
>
> > Today on passes of both SO-50 and AO-27, there were
> > terrestrial QSOs going on. It was especially bad on AO-27
> > with a few people clearly unable to get through due to the
> > strength of the QRM. It almost sounded like there was a
> > repeater setup on 145.850 with Roger beeps happening.
> > So, what is the "proper" thing to do in situations like this?
Once I started hearing this QRM while listening to AO-27, I recorded the
tail-end of the 20:00Z pass. Interested persons may download a mp3 file at
http://heml.mta.ca/Amsat/ (There is no promise that this link will be in
place for a long time.)
Besides the beeps and long periods of carrier-induced silence, there are
some conversational snippets which seem to me from native English speakers.
One of the amateurs on the bird suggested the QRM comes from a pager, and I
labeled the file as such, but I don't mean to suggest that this
identification is secure.
73, Bruce
VE9QRP
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