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Potting a balun: wax vs. epoxy vs. urethane foam?
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August 16th 04, 07:50 PM
Richard Clark
Posts: n/a
On 16 Aug 2004 11:11:54 -0700,
(SpamHog) wrote:
I have a low-power 4:1 toroid balun almost ready in a little plastic
box. In order to keep the rain out, ...
Is there any electrical con to be considered?
Hi OM,
It increases the input to output capacity (reduces isolation).
Use the lid to keep the rain out. Invest your time in its seal.
If you want a hard, hard wax, visit a dental supplier, or a nearby
laboratory. They use very hard waxes for investment molds. Or they
used to....
73's
Richard Clark, KB7QHC
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