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Class 331/134 - Transitron type


Subclass of Class 331 - Oscillators
Definition: Oscillators wherein the negative resistance device comprises
No. of patents: 1
Last issue date: 04/21/1987


NumberTitleIssue Date
4660004Duplexer including integral interdigital transmitter and receiver filters and three-quarter wavelength antenna transformer section
A duplexer includes an integral interdigital transmitter filter and parallel interdigital receiver filter in a common housing. A three-quarter wavelength antenna transformer section couples rf energy from the transmitter filter to an antenna and also coup...
04/21/1987
 
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