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CW coil top terminals?
Original poster: "Terry Fritz" <twftesla-at-uswest-dot-net>
Hi All,
I am working on my CW coil and I was wondering what people are using for a
top terminal on CW coils?
I guess it should be fairly small but I was wondering what would take heat
well. It is a 900 watt (delivered to the arec) coil and I hope to get it
doing the staccato stuff soon. Would like a small brass drawer pull be ok
or is the something better? The coil will melt a pretty good diameter bare
wire. I may need cooling fins under the terminal since the top of the coil
is PVC or I could add a ceramic standoff insulator if I can find one. I
could also have a tungsten needle point if that would be best.
Any thoughts are welcome here. I hope to soon get this coil running from
an arbitrary waveform generator. It is 350kHz but the generator can
control the power level and I can play with any power envelope I want then :-))
Cheers,
Terry