After someone else noted that turning the APD Shift CCW it returned to normal ops when reaching 0.27. I just tested here and after turning to APF 1.00 and activating the pops/cracks, turning the APF Shift CCW until it reaches APF 0.20 and returns the APF to normal ops w/o the pops/cracks. 73, Ken K3IU ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ On 11/6/2010 8:37 AM, Ken K3IU wrote: > K3 #202, MCU 4.18, et al. > Similar experience here. Everything normal until I rotate > the APF Shift CW and it reaches 1.00 the loud pops/cracks > begin when rotating both the "Shift" and "Width" knobs. > Rotation of the APF Shift knob now changes the display > numbers (APF 0.xx), but the Rx is very quiet... both > speakers and earphones. Powering K3 OFF/ON returns the K3 > to normal operations. When I cycle back to APF Off (Preset > II on my K3), Rx works normally with sound in both > speakers and earphones. The first time I switched back to > Preset I (APF On) the Rx worked as it should. > Subsequently, switching back to Preset I produces a quiet > Rx with only the popping when the APF Shift or Width being > rotated. > > 73, > Ken K3IU > > On 11/6/2010 7:46 AM, Len, K3LJ wrote: >> Gentlemen, thanks for adding the APF to the K3 and the quick response to the >> bug that some operators were experiencing. The APF works great. I did find >> that while adjusting it when I got to APF 1.0 I heard a click in my >> headphones that I am using and as I tried rotating the shift control counter >> clockwise or clockwise that I could here the APF "stepping" but there was no >> visible indication on the display of it or any receiver audio heard. Just >> the clicks as I turned the shift control. Turning off the rig and turning it >> back on brought everything back to normal. >> >> 73, Len K3LJ ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:[email protected]
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