A_F_DOUBLER

Published:2009/7/15 3:03:00 Author:Jessie | From:SeekIC

Frequency of sinusoidal signal is doubled with only one transistor, one coupling capacitor, and four resistors, by utilizing nonlinear characteristic of transistor for half-wave rectification. Purity of output waveform is adjusted with feedback control R1.-R. J. Miller, Jr., Audio Frequency Doubling Without Bulky filters, EEE, 12:12, p 57.



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