Re: [Elecraft] K1 20m power out

Lloyd, The first thing you should do is adjust the Pre-mixer and RF Bandpass filters for the 20 meter band. See the K1 manual for the adjustment procedure. If that does not bring the output up to at least 5 watts (when using a 13.8 volt or greater power source), then suspect the 22MHz cryst

Re: [Elecraft] K1 20m power out

> I recently bought a two-band K1, s/n unknown. > It puts out 6W on 40m, but only one watt on 20m, > measured with a WM-2... The most likely problem is misalignment of band 2 of the KFL1-2. Perform a realignment of the 20m portion per the K1 manual. Don't waste too much time optimizing the s

[Elecraft] K1 20m power out

I recently bought a two-band K1, s/n unknown. It puts out 6W on 40m, but only one watt on 20m, measured with a WM-2 and a dummy load... and the display on the rig. Internal ATU installed. 13+V supply. What to check first? etc. __ Elecraft