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
Frequency discriminator and frequency modulator incorporating su
Frequency extended digitally generated FM
Frequency generator with digitally controlled phase modulation
Frequency linearization and sensitivity equalization of a freque
Frequency modulated oscillator
Frequency modulated phase locked loop
Frequency modulating circuit for video tape recorder