Amplitude modulation circuit

Amplitude modulation circuit having stable modulation characteri

Amplitude modulation system

Amplitude modulation system

Amplitude modulation using digitally selected carrier amplifiers

Amplitude modulator forms two phase-shifted pulse trains and com

Amplitude modulator having substantially zero modulation distort

Amplitude modulator using a carrier tube and a peaking tube

Amplitude modulator using variable width rectangular pulse gener

Amplitude modulator with three differential transistor pairs

Amplitude-weighting adaptive laser

Apparatus and method for modulation of a curl-free magnetic vect

Apparatus and method providing improved control of a laser beam

Apparatus equipped with a transmitting and receiving station for

Apparatus for amplitude modulating the output of a laser diode o

Apparatus for external modulation of high efficiency CO.sub.2 la

Apparatus for frequency correction in a frequency synthesizer

Apparatus for generating constant-envelope, angle-modulated puls

Apparatus for providing a carrier signal with two digital data s

Apparatus for the gated modulation of a radio-frequency carrier