[Elecraft] Re: K2 1641 -- no BFO at TP2

[Margaret Leber]

Margaret Leber wrote:

> With that corrected, the VCO voltage readings on each band fell into 
> line, and I'm now up to the BFO test. There's just plain no signal that 
> CAL Fctr can find at TP2, even though there *is* a 4918 kHz or so signal 
> at U11 pin 6, and even at the ungrounded side of C169. Q24 *looks*  OK, 
> but what can you tell by looking? :-)
> 
> I also noted that something has the S-meter calibration in an uproar; it 
> set up with completely nominal values originally but now requires 
> extreme settings to unpin it from the top end and the RF gain doesn't 
> move the lit bar around like it used to.
> 
> Suggested avenues of investigation are welcome...

One more observation for the detecK2ives out there: On the control board 
Q1-Q4 seem to be running quite warm; rather warmer than I would expect 
for a device designed for low power consumption--is that normal?

  73 de Maggie K3XS, who's about to start checking DC voltages throughout

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