Air cooled tube chimneys seem to be a big topic these days, as much as discussion of EPAY and that other service. I want to suggest that people consider that these chimneys are typically situated at
John says we should be conservative in design of the rf deck. He probably is conservative in the power supply, too. Well, as we get older and older, the amplifier is perhaps the last arena we can gen
John, On homebrewed amps, it's better to think about mounting the tubes as far away from the chassis sides/back/front as possible. In commercial amps you have to take what they make, but when buildin
Why not Teflon? Thin sheet is not expensive and rolls nicely around the anode cooler. That's what I have for my amp. 73, Jim, KR1S http://kr1s.kearman.com/ ___________________________________________
Teflon is good as several have used it. I'm wondering about the other plastics for use as stand offs and choke forms. You can do them with teflon also but it is more expensive than some other plastic
Those pictures are here: <http://gs35b.com/pvc/> 73, Tony W4ZT <snip> _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/listinf
Fascinating webpage, Tony. Thanks!! Joe, N3JI Those pictures are here: 73, Tony W4ZT _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/
I think he microwave oven test does provide useful information - within its limitations, of course. If you test similar samples of various materials at the same time (relying on the turntable or mode
I have offered this suggestion before but I will offer it again: Ameritron (MFJ) will sell the chimneys that are used in the AL-800/800H amps. These fit nice and snug around the 3cxp800a7 tubes used