Matches 101 - 129 out of 129 < 1 2 3
Match Document Document Title
3681648 CIRCUIT ARRANGEMENT FOR ADDING TWO SIGNALS IN EXACT MUTUAL PHASE POSITION  
A first signal is supplied to a first resonance amplifier and the second harmonic of the first signal is supplied to a second resonance amplifier. The first resonance amplifier is coupled to the...
3660607 APPARATUS AND METHOD FOR DETECTING PHASE DEVIATION OF A PILOT SUBCARRIER IN STEREOPHONIC MULTIPLEX BROADCASTING  
Method and apparatus for detecting both the magnitude and direction of any deviation in the pilot-subcarrier wave by conventionally separating the pilot carrier, regenerating and shifting its...
3590163 BOOTSTRAPPED TRANSISTOR AMPLIFIER CIRCUIT WITH IMPROVED UNDESIRED SIGNAL SUPPRESSION  
A bootstrapped transistor amplifier circuit in which between the emitter of the transistor and the connection of the bootstrap branch in the emitter lead a parallel resonance circuit is provided...
3585411 FREQUENCY MULTIPLYING CIRCUIT  
A silicon, monolithic, integrated-circuit, stereo multiplex receiver includes a 19 kc. doubler circuit responsive to the 19 kc. pilot signal present in the stereo multiplex composite signal...
3553379 SIGNAL SEEKING FM STEREO SYSTEM  
A signal seeking system for use in an FM stereo multiplex receiver is disclosed wherein the receiver includes tuning, intermediate frequency amplifying and detecting stages. A search mechanism, for...
3534172 RADIO TRANSMISSION SYSTEM AND TRANSMITTER AND RECEIVER FOR TRANSMISSION OF STEREOPHONIC SIGNAL TO BE USED IN THIS SYSTEM  
3526720 STEREO ATTACHMENT FOR STANDARD FREQUENCY MODULATION RECEIVER  
3522379 TESTING OF DECODERS FOR F.M. RECEIVERS AND TEST SIGNAL GENERATORS FOR USE IN SUCH TESTING  
3351712 Simplified time-sampling stereophonic receiver circuit  
3334187 Search tuning apparatus for am, fm and fm stereo  
3328529 Phase shifting circuit for fm stereo receiver  
3297826 Pilot-tone chain for fm stereo receiver  
3278686 Fm stereo adapter having negative resistance oscillator means  
3268663 Demultiplexer for carrier wave (e. g., fm stereo signal) whose amplitude at fixed intervals is information-representative  
3264413 Fm stereophonic receiver using an insulated-gate-field-effect transistor for combining the subcarrier and composite waves  
3258540 Fm stereo receiver circuit using an a veraging detection means  
3257511 Stereo em transmission system  
3236950 Radio receivers  
3219759 System for deemphasizing and separating amplitude modulation components from a signal  
3209270 Phase-controlled synchronous demodulator  
3171897 Fm stereo multiplex test instrument  
3162729 Modulation system for multiplex frequency-modulation signal transmitter  
3154641 Single diode f. m. stereo multiplex detector  
3151216 Stereophonic sound reproducing apparatus for demodulating an fm stereo multiplexed signal or amplifying a signal from a phonograph pickup  
3120580 Stereo signal generator  
3116373 Bridged-t time delay network  
3099714 Stereophonic receiving apparatus  
3070662 Dual channel frequency-modulation receiver  
3059189 Stereophonic detecting and matrixing circuit  
Matches 101 - 129 out of 129 < 1 2 3