Delinearization circuit

Detent mechanism for mechanical counter having partition member

Device for equalizing analog circuit parts in an integrated...

Device for fine tuning of a resonant circuit

Device for remote-control actuation of knobs in television...

Device for simultaneously tuning oscillatory circuits

Dial indicator arrangement for uhf television tuner

Differential condenser circuit

Digital envelope detection circuit

Digital frequency lock tuning system

Digital pushbutton tuning for signal-controlled receiver

Digital signal seeking tuning system

Diplexer for television tuning systems

Display for radio receiver having station format selection...

Display system for facilitating the setup of a tuning system

Double tuned frequency selective circuit

Doubly-balanced mixer termination

Drive circuit for an infrared remote control transmitter

Dual mode oscillator circuits

Dual mode tuning circuits