AFC apparatus with selection between average value mode and keye
AFC circuit and IC of the same adapted for lower heterodyne conv
AFC Interface circuit
AFT Arrangement for a phase locked loop tuning system
AFT circuit
AFT defeat arrangement
AGC circuit including a precision voltage clamp and method
AGC System for television receivers
AGC System for wide band tuner
Agile optical beam steering system
Aircraft band radio receiver which does not radiate interfering
Alert receiver
Aliasing communication system with multi-mode and multi-band...
All-channel television tuning system
Alpha-numeric verbal scroll technique for use in an emergency lo
AM Radio having an automatic fine tuning circuit
AM radio receiver
AM radio receiver with improved tracking
AM Radio stop detector
AM receiver search tuning with adaptive control