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PCE
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IPC Subgroup
H03J 7/18

Automatic scanning over a band of frequencies

Introduced: January 1980

Last revised: January 2006

Full Title

Automatic frequency control; Automatic scanning over a band of frequencies > Automatic scanning over a band of frequencies

Classification Context

Section:
ELECTRICITY
Class:
ELECTRONIC CIRCUITRY
Subclass:
TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS

3 direct subcodes

Child Classifications

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  • H03J 7/3 where the scanning is accomplished by mechanical means, e.g. by a motor
  • H03J 7/32 with simultaneous display of received frequencies, e.g. panoramic receivers