Re: [Elecraft] Homebrew power supply

2014-01-18 Thread Mike Schultz KS0T
This is a very robust design. I built one in 1982 and it is still going. 73, Mike KS0T On 1/17/2014 2:04 PM, Roger Last wrote: John , you might like to try this link , http://www.warc.org.uk/proj_psu.php . I built the one mentioned at the start of the article in 1989 and pleased to say it

Re: [Elecraft] KPA500 delay in getting to full power

2013-10-27 Thread Mike Schultz KS0T
ack it was but adjusting per band in my KPA500 Menu did the trick for my setup. Regards Art ka9zap */ On 10/27/2013 10:35 AM, Mike Schultz KS0T wrote: Hi Don and all, Thanks for the ideas, but still having the problem. Don, I looked at the K3 output on the analog meter on my old Waters dumm

Re: [Elecraft] KPA500 delay in getting to full power

2013-10-27 Thread Mike Schultz KS0T
e ideas come up. Thanks, Mike KS0T -Original Message- From: Don Wilhelm Sent: Sunday, October 27, 2013 8:01 AM To: Mike Schultz KS0T ; elecraft@mailman.qth.net Subject: Re: [Elecraft] KPA500 delay in getting to full power Mike, Make certain it is the amp and not the K3. Check th

[Elecraft] KPA500 delay in getting to full power

2013-10-27 Thread Mike Schultz KS0T
A problem just showed up with my 4 month old amp. If I send a string of dashes at 30 Watts out of my K3, the KPA amp puts out around 120 Watts for the first second or two then goes up to the expected output of 480 Watts. This is on 20 meters to a Dummy load through my KAT500 tuner in bypass