Published:2009/7/12 21:20:00 Author:May | From:SeekIC
Q1 amplifies the output from an electret microphone MIC1.Audio is fed into oscillator Q2,whichmodulates the signal.LIC1 is a tank circuit for operation in the 88-MHz reglon.The antenna is a 6-to 8-inch ptece of wire.L1 is a variable inductor in the 1-μH range.
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