RE: [Elecraft] KPA100 voltage measurements?

2004-07-22 Thread Kurt Cramer
Tom, With the amp disconected from the control board J4, what is on J8 pin 7? That's with both the K2 and the Amp powered. 73, Kurt ___ Elecraft mailing list Post to: Elecraft@mailman.qth.net You must be a subscriber to post to

RE: [Elecraft] KPA100 voltage measurements?

2004-07-22 Thread CTMorton
-Original Message- From: Don Wilhelm [mailto:[EMAIL PROTECTED] Sent: Wednesday, July 21, 2004 3:02 PM To: [EMAIL PROTECTED]; Elecraft Subject: Re: [Elecraft] KPA100 voltage measurements? Tom, I have not yet seen a reply on the reflector to your questions, so I will try to give you some

Re: [Elecraft] KPA100 voltage measurements?

2004-07-21 Thread Don Wilhelm
Tom, I have not yet seen a reply on the reflector to your questions, so I will try to give you some information. The voltage at U5 pin 1 will depend on the reflected voltage sensed by D17 and the setting of R27 - if you are measuring the voltage under transmit conditions, do you have a good dummy