Crystal Radios • Re: School Challenge
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If I were building this I might ditch the air core coil for a ferrite core
one, the q will be much higher, if you get a ferrite rod from an old
transistor ...
25 minutes ago
Congratulations Bill!!! Absolutely superb and eleven contacts no less -- even with one contact you could have claimed victory. Bravo!
ReplyDeletePete N6QW