Absorption circuit
AC integrated coupler with phase equalizer
AC line filter
AC line filter
AC line filter with tapped balun winding
AC noise spike suppression circuit with parallel back-to-back fa
AC power passing RF choke with a 15 gauge wire
Active-type band-pass filter
Adaptive power line noise filter and switch for audio reproducti
Adaptive tracking notch filter system
Adjustable and selective electrical filters and methods of tunin
Alpha tantalum thin film circuit device
Amplifier composite triple beat (CTB) reduction by phase...
Amplitude correction of field coupled varactor tuned filters
Analog RC active filter
Annular composite capacitor/inductor with a switch across...
Antenna sharing device using mutually coupled resonant circuits
Apparatus and method for improving channel filter...
Apparatus for extracting the fundamental frequency from a comple
Apparatus for screening appliances from high frequency interfere