Could the SSB filter on the SSB Option board be made into a variable-passband 
filter rather than modifying the CW filter?


On August 8, 2006 11:18 pm, wayne burdick wrote:
> You could also modify the K2's variable-passband CW filter to optimize
> for wide bandwidths (SSB/DATA) rather than narrow. The same crystals
> are used both in the main (stock) filter and the KSB2. All you'd need
> to do is use smaller varactor diodes, preferably a matched set. You
> might be able to get a 1200-2400 Hz passband range with acceptably low
> ripple.

-- 
Darrell Bellerive
Amateur Radio Stations VA7TO and VE7CLA
Grand Forks, British Columbia, Canada
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