[sdiy] Tuning the SEM Filter

KA4HJH ka4hjh at gte.net
Thu Jun 13 03:46:52 CEST 2002

>Hi, all- is anyone here familiar with the tuning/offset/balance of the
>preset pots attached to the 3080's in the SEM Filter? The second one that
>I am tuning seems to affect the resonance (slightly) the first does not!
>Just curious! Any help as ever is appreciated...

I have the SEM manual with the calibration procedure. Nothing fancy, no
explanation of how it works. I've been meaning to get this on my web page
for a long time but the scanner hasn't been hooked up...

Terry Bowman, KA4HJH
"The Mac Doctor"

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