Fw: [Hammarlund] SP-600 BFO waveform

Al Parker anchor at ec.rr.com
Sat Feb 16 21:04:57 EST 2008


----- Original Message ----- 
From: "Al Parker" <anchor at ec.rr.com>
To: "stbradford" <stbradford at insightbb.com>
Cc: "Hammarlundqth" <hammarlund at mailman.qth.net>
Sent: Saturday, February 16, 2008 9:02 PM
Subject: Re: [Hammarlund] SP-600 BFO waveform


> Hi Smith,
>    Well, I got curious.  The "raw" BFO signal is very rough, but after the
> buffer it's nice.  Mine's even worse than yours.  I thought I saw more 
> than
> 1v p-p out of the buffer when I first looked, but maybe not.  It's abt 
> twice
> the 0.5 p-p that the BFO puts out.
>    See att. pic, which won't go thru to the list.
>    Maybe you don't need to mess with the caps.
> 73,
> Al, W8UT
> New Bern, NC
> www.boatanchors.org
> www.hammarlund.info
> 




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