Calling by using pulses

Introduced: September 1968

Last revised: January 2006

Full Title

Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom > Calling by using pulses

Classification Context

Section:: ELECTRICITY
Class:: ELECTRIC COMMUNICATION TECHNIQUE
Subclass:: SELECTING

1 direct subcode

Child Classifications

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H04Q 9/16 by predetermined number of pulses