Double sideband transmission system

Double-balanced modulating and demodulating apparatus

Electro-optical modulator

Electronic modulator for guidance systems

Electrooptic light modulator including weighted interdigital ele

Extended phase-range, high fidelity modulator arrangement

External laser frequency stabilizer

Field effect transistor circuit for modulator and demodulator ap

Filter for converting pulse width modulation to amplitude modula

Fixed frequency filters using epitaxial ferrite films

Flexible (multi-mode) waveform generator

FM modulator

FM Modulator phase-locked loop with FM calibration

FM Modulator using an oscillating feedback circuit

FM Modulator using variable transistor capacitance

FM to AM converter

FM-AM converter

Four-phase staggered shift keying modulator system

Fractional-cycle time/amplitude modulation

Fractional-division frequency synthesizer for digital angle-modu