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BA0BZ:2 kw high power w3nqn rf low pass filters (2005-03-18 00:46)
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BD7KU:其实高压云母电容是可以自己做的。有电容表、有黄铜片、有导热云母片就行了。手工好一点的话,比买的成品云母电容还要好。如果黄铜片镀上银更棒。中间夹层的铜片可以用薄一点的,外面 .. (2005-03-18 00:47)