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Old July 30th 03, 01:18 AM
Gregg
 
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Series-tuned Colpitts (Clapp) oscillator.

Coil: 250 turns 3/4" long on a 1/2" diameter form, scramble wound. Should
give roughly 600uH of inductance.

Cap: 100pF varable parallel with enough capacitance (determined
experimentally) to give you an Fc of 465 KHz with the variable cap at 50%.

--
Gregg
*It's probably useful, even if it can't be SPICE'd*
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