D.c. amplifier for use with low supply voltage
D.c. coupled impedance reducing circuit
D.c. gain controlled amplifier
Darlington transistor arrangement
Darlington type transistor structure
Data pulse receiver
Dc feedback circuit using sample and hold circuits
Dc isolated audio power amplifier
Dc offset calibration for a digital switching amplifier
Dc voltage and high frequency signal supply for a diode
Deflection amplifier
Deflection amplifiers
Degenerative feedback amplifier
Demodulating detector circuit arrangement
Detector-amplifier for monitoring system
Device and method for compensating phase distortion
Device and method for limiting peaks of a signal
Device and method for predistorting a transmission signal to...
Device and method for pretreating a signal to be transferred...
Device for amplifying electrical impulses