Matches 151 - 171 out of 171 < 1 2 3 4


Match Document Document Title
4905303 Television audio signal converter  
A converter to convert audio signal associated with commercial television transmissions for input into conventional AM/FM automobile receivers so as to facilitate listening to the audio portions of...
4698670 Cable stereo apparatus  
TV cable apparatus wherein a stereo module unit at a user location automatically provides for the presentation of an FM audo channel associated with a particular TV channel. The FM frequency...
4691236 Receiver device in a satellite communication system  
A receiver device for a satellite communication system capable of transmitting in either of two modes detects which transmission mode is currently in effect and adjusts its signal processing and...
4646157 Pocket television receivers  
A pocket television receiver comprises a receiver body, including a processor unit for processing the broadcast signals and a power source. The receiver body is sized to fit in a garment pocket....
4449249 Televison programming information system  
Up to date television programming information along with a commercial is provided for a viewer of television independent of the viewer's television set. Such is accomplished by a radio either AM or...
4400735 Multi-component video system controller  
Apparatus for simultaneously controlling the operating modes of a plurality of coupled video signal processing devices is disclosed. Manually operated pushbutton selectors provide D.C. control...
4396941 Combined television receiver/tape recorder/calculator  
A new and useful combination of a radio receiver, a television receiver, a tape recorder and an electronic calculator is described. A display (for example, a cathode ray tube) of the television...
4337480 Dynamic audio-video interconnection system  
A dynamic audio-video interconnection system for connecting together at least one television receiver and a plurality of peripheral units in home audio-visual installations. By means of a...
4331974 Cable television with controlled signal substitution  
A signal substitution system for cable television applies substitute television program signals in at least one substitute channel to the transmission cable along with singal substitution control...
4319277 Institutional audio-visual system including a plural operating mode television receiver  
An institutional television system includes a source of standard broadcast composite television signals, an auxiliary source of RF carrier signals conveying sound information exclusive of video...
4272788 Receiver for television sound multiplex broadcasting and FM stereo multiplex broadcasting  
A receiver for selectively receiving either an FM-FM type television sound multiplex broadcasting or an FM-AM type FM stereo multiplex broadcasting includes a PLL (phase-locked loop) circuit for...
4257067 Sound enhancement system for television receivers  
A conventional sound reproducing device, such as an am/fm stereo radio receiver, including additional speakers and a volume control device, is connected in circuit with the input of a conventional...
4021737 System for processing and transmitting audio signals received from a television set for reproduction by a high fidelity FM receiver  
An audio signal coupling and processing system utilizes the electronics and speakers of a high fidelity system for reproduction of TV audio without direct connection between the television set and...
3922641 Automatic video and audio source selector for entertainment center  
An automatic electronic control system for a home entertainment center, the system utilizing audio or video signal sensors for the preferential selection of a video tape reader as a signal source...
3219932 Power supply for a transistorized stage in a broadcast receiver  
3135922 Television fm tuner converter  
3096397 Audio muting circuit  
3062915 Combined television receiver and sound system  
3054058 Converter and method of signal conversion  
3018330 Combination television receiver and audio system  
2865987 Means for changing the frequency in combined wireless and television sets  
Matches 151 - 171 out of 171 < 1 2 3 4