Re: [Elecraft] K2 BFO problem

[mailto:w3...@embarqmail.com] Sent: Monday, July 19, 2010 9:06 AM To: Ken Mohler Cc: elecraft@mailman.qth.net Subject: Re: [Elecraft] K2 BFO problem Ken, You are likely chasing a bad solder connection - things that change by themselves is usually an indication of a solder problem. You are getting

Re: [Elecraft] K2 BFO problem

and careful with this one. If you still have the patience, suggest what I ought to do next. 73, Ken K0WKM -Original Message- From: Don Wilhelm [mailto:w3...@embarqmail.com] Sent: Saturday, July 17, 2010 7:57 PM To: Ken Mohler Cc: elecraft@mailman.qth.net Subject: Re: [Elecraft] K2 BFO

Re: [Elecraft] K2 BFO problem

is around 6 volts. Still, the BFO seems to be working, just not getting anything as far as TP2. Thanks for the help and please keep it coming. 73, Ken K0WKM -Original Message- From: Don Wilhelm [mailto:w3...@embarqmail.com] Sent: Friday, July 16, 2010 6:49 PM To: Ken Mohler Cc: elecraft

[Elecraft] K2 BFO problem

Hi Gang - I'm building my 2nd K2 and am at the point of Alignment and Test, Part II. All of the tests and alignment steps through the VCO alignment have been completed successfully. Everything has been right in the center of the expected parameters. Then I got to the BFO test. I'm getting a

[Elecraft] K2 AGC Threshold Setting

OK guys, now I need some guidance. I'm building K2 serial number 6625. I am on page 48 on the manual, Setting the AGC Threshold. I have the RF GAIN control fully clockwise. The highest voltage reading I can get on pin 5 of U2 while adjusting R1 is 3.65V. The manual calls for 3.80V. All tests

[Elecraft] K2 Control Board Checkout

to build. I built many Heathkits back in the day, up to and including one of the color TVs. The parts of the K2 are definitely smaller! And my eyes are lots worse. Thank goodness for magnifying lights. Thanks in advance for your help with my question. Ken Mohler K0WKM