BALANCED MODULATOR DEMODULATOR


Posted on Feb 5, 2014

Achieves high carrier and modulation suppression by using closely matched diodes and providing R1 for amplitude adjustment and coaxial line for phase adjustment. R2 provides slight amplitude adjustment. -W. H. Ellis, Diode Quad Modulator Suppresses Carrier 65 Db, Electronics, 39:8, p 97.


BALANCED MODULATOR DEMODULATOR
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