Adaptive-biased mixer

Adaptively peaked super-regenerative filter

Additive HF mixer

Address coded communication system

Adjacent channel controller for radio receiver

Adjacent channel interference detection & suppression circuit

Adjacent channel interference mitigation for FM digital...

Adjacent channel interference reduction in a FM receiver

Adjacent channel interference suppressing system for FM receiver

Adjacent channel rejection in double conversion tuner

Adjacent interference removal device

Adjustable automatic gain control

Adjustable bandwidth in a radiotelephone

Adjustable double balanced mixer

Adjustable filter

Adjustable portable console sleeve for radios

Adjustable wristband loop antenna

Adjusting a programmable mixer

Adjusting gain in a receiver using received signal sample...

Adjusting the timing and synchronization of a radio's oscillator