[amsat-bb] Re: Was So50, now center of the passband

Glenn AA5PK aa5pk at suddenlink.net
Mon Sep 2 14:03:35 PDT 2013


----- Original Message ----- 
From: "Andrew Glasbrenner" <glasbrenner at mindspring.com>
To: "B J" <va6bmj at gmail.com>; "amsat-bb" <amsat-bb at amsat.org>
Sent: Monday, September 02, 2013 1:50 PM
Subject: [amsat-bb] Was So50, now center of the passband

> Let me clarify a little. Previous to SatPC32 being the ubiquitous way to operate the transponders, people tended to spread 
> out much more on the linear sats. CW was generally in the lower third to maybe middle, and voice was often spread out over 
> much more of the passband. Now...I love Sat PC32, and I like full Doppler tuning, but just because the program defaults to 
> the middle of the passband doesn't mean everyone should operate within 10 KHz of there.
> See http://s139.photobucket.com/user/glasbrenner/media/radio/FO-29FDanotated.jpg.html?sort=3&o=13
> Spread out and use the VFO! There's no reason to pile up like sardines in the middle. Maybe even (GASP) edit the 
> doppler.sqf file to put you elsewhere in the passband to fine tune things at the start of the pass? Got a schedule, or 
> operating from a rare grid? Let everyone know where to look (i.e. 25 khz up from the middle) and save yourself and others 
> some QRM?
> 73, Drew KO4MA

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