[Elecraft] connectors for options

[Eric Swartz WA6HHQ - Elecraft]

Hi Eric,

If you have a pre S/N 3000 K2, have you updated your BFO inductor with the BFO 
temperature mod kit? ( BFOMDKT ). It significantly reduces filter centering 
drift with temperature. I notice none where when running at 100W.

73, Eric  WA6HHQ


Eric Manning wrote:

> K2/100 upgrade now alive and well. Biggest construction problem was 
> to avoid frying other nearby components with the big soldering iron 
> while soldering the transformer frames and transistor tabs. Otherwise 
> pretty much straight ahead.
> 
> I'm definitely going to remote mount it - I've already noticed the 
> narrow cw filters drifting due to the extra heat -- the signal I'm 
> copying gets very weak, presumably  as it drifts out of the filter 
> passband.