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#30
January 5th 09, 04:45 PM
posted to rec.radio.amateur.antenna,rec.radio.shortwave
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cantenna
"John Smith" wrote in message ... Jeff Liebermann wrote: ... ... The thermal resistance of the flange mount was too high for one device to handle the load at the rated temperatures. However, 4 devices did the trick. Barry L. Ornitz, PhD WA4VZQ Yeah, all that, and then try to sink 5KW+ into a paint can ... 20 X 1000 ohm resistors is very minimum, in a tubular aluminum heat-sink-no less, in my humble opinion ... as when you are in key-down, and your attention is diverted, things can get warm, quickly, or so it seems! That's where the crisco comes in handy! Regards, JS |
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