Folks For any UK-based people on the list, this firm appear to be a good source for custom-wound transformers: http://www.jmstransformers.co.uk/ They recently quoted me GBP 525 (plus the dreaded 15
There are two in: http://tinyurl.com/ukcomponents (go to the page and use your browser to find "transformers"). SP Wound Components are excellent for small custom transformers - they made the multi-w
Pardon my ignorance, but I was under the impression that we, as hams, are entitled to a maximum of 1500W input power; maybe 2000W or so in the States. What is all the talk on the monster transformers
Pardon my ignorance, but I was under the impression that we, as hams, are entitled to a maximum of 1500W input power; maybe 2000W or so in the States. What is all the talk on the monster transformers
The point I was making is that - for solid technical reasons - the "headline" kVA rating of the transformer needs to be significantly higher than the DC input to the amplifier, which in turn needs to
Intellectual interest. cheers D Pardon my ignorance, but I was under the impression that we, as hams, are entitled to a maximum of 1500W input power; maybe 2000W or so in the States. What is all the
Sorry, I forgot to post the link: http://www.ifwtech.co.uk/g3sek/in-prac/best-of.htm#psud This page includes a link to download the program, and some HV PSU related support files. -- 73 from Ian GM3
Well, just doing some fast math, running 1500 out on CW or better yet, digital where the duty cycle approaches 100% for a few minutes with 60% efficency GG the the transformer needs to be capable of
Ian at Harrison & Greenwood are good to deal with. Ian is very helpful, but don't be surprised when (through conversation) your original transformer requirements change due to Ian's worldly advice. I
...now I begin to appreciate the price. Just buying that much iron in silicone steel would justify the price!! Alex 4Z5KS Ian at Harrison & Greenwood are good to deal with. Ian is very helpful, but d
Ferrari, BMW, Bugatti ? -- This message has been scanned for viruses and dangerous content by MailScanner, and is believed to be clean. _______________________________________________ Amps mailing li
Alex, Some folks build one power supply and several RF decks - one for each band. In a multi-multi contest arrangements, they may ALL be on at the same time. The PS can handle it. A friend of mine di