by means of discharge tubes having more than two electrodes

Introduced: September 1968

Last revised: January 2006

Full Title

Transference of modulation from one carrier to another, e.g. frequency-changing > by means of discharge tubes having more than two electrodes

Classification Context

Section:: ELECTRICITY
Class:: ELECTRONIC CIRCUITRY
Subclass:: DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER

Scope Notes

Limiting references: Balanced arrangements Multiple-frequency-changing Modifications of frequency-changers for eliminating image frequencies By means of transit-time tubes By deflecting an electron beam in a discharge tube

2 direct subcodes

Child Classifications

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H03D 7/08 the signals to be mixed being applied between the same two electrodes
H03D 7/1 the signals to be mixed being applied between different pairs of electrodes