[Elecraft] Why is my K3 off frequency?
w4sc
w4sc at windstream.net
Tue Mar 23 21:07:33 EDT 2021
Skip,
I agree with all points you have made.
Add to the check list the offset in the K3 Filter setup, verify it is set correctly. On 5 pole filters,, i.e. for SSB the standard 2.7KHz filter, allows an offset setting range of 0.00 to +- 9.99KHz (in 10Hz steps). The same check would apply to the 8 pole filters, which should be set to 0.00. These offsets are used by the f/w to set the operating frequency and proper carrier point on the filter slopes.
Furthermore, I don’t understand why the NCS isn’t using his RIT, or operating in split mode, to “chase” stations he perceives to be “off frequency.” I think back to the past when no one had a digital frequency display to “get within” a couple of Hz of the desired frequency. Maybe he should be required to use a Swan 350 for a week or two??
73 de Ben W4SC
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