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Thanks to all that responded.

I've left the 500 and 250 hz filters as is but reprogramed the 1,300hz filter that I never use on CW to 100hz.? I've used 100 and 50hz on the K3 and find these narrow filters to be very useful in heavy QRN, QRM, and QSB situations, especially on 80 and 160m.

73, Pete? K2UPD