Mark,
Assume it is 3.6 for the initial filter alignment.
That can be refined later. if you use an audio spectrum analyzer and a
broadband noise generator to properly position the filter passband.
73,
Don W3FPR
On 4/6/2018 10:13 PM, Mark Petrovic wrote:
Hi.
My K2 SSB option inventory correctly has the part number E850006 qty. 7
4.9MHz crystal filters, but the envelope containing the filters has no
calibration value recorded on the outside. Is there an easy way to
determine what this value should be?
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