by means of variable impedance

Introduced: September 1968

Last revised: January 2006

Full Title

Angle modulation > by means of variable impedance

Classification Context

Section:: ELECTRICITY
Class:: ELECTRONIC CIRCUITRY
Subclass:: MODULATION

Scope Notes

Limiting references: Angle modulation by means of transit-time tube Angle modulation the tube being a magnetron Angle modulation by deflection of electron beam in discharge tube Angle modulation by means of light-sensitive element Conversion of amplitude to angle modulation

3 direct subcodes

Child Classifications

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H03C 3/12 by means of a variable reactive element
H03C 3/24 by means of a variable resistive element, e.g. tube
H03C 3/28 using variable impedance driven mechanically or acoustically