Planar pi multi-filter having a ferrite inductance for pin filte

Plating encapsulation to inhibit dendritic growth

Printed circuit impedance transformation network with an integra

Printed circuit mountable, self grounding, multiple filter modul

Printed circuit with inductively coupled printed coil elements a

Programmable, amplitude and phase, general transversal filter

Proximity coupler

Pulse code modulation with dynamic range limiting

Pulse generator utilizing superconducting apparatus

QAM receiver having automatic adaptive equalizer

Quadriphase shift keyed adaptive equalizer

Quartz crystal compensation circuit

Radio frequency accelerating cavity having slotted irises for da

Radio frequency signal distribution device for use in a CATV sys

Radiocommunication system for confined spaces

Rat-race mixer circuit

Real time amplitude control of electrical waves

Recirculating broadband loop with tunable bandpass filter

Reduction of aliasing distortion in sampled signals

Reed type electromechanical filter device