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PCE
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DIFF Subgroup
H03H 9/38

with adjustable delay time (H03H9/40, H03H9/42 take precedence)

Introduced: January 1980

Title

Titles differ between systems:

IPC: with adjustable delay time

CPC: with adjustable delay time (H03H9/40, H03H9/42 take precedence)

Full Title

Full titles differ between systems:

IPC:

Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators > Time-delay networks > with adjustable delay time

CPC:

Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators (electro-acoustic transducers such as loudspeakers, microphones or gramophone pick-ups H04R; piezoelectric, electrostrictive or magnetostrictive devices with mechanical input or output, e.g. actuators or sensors, H10N30/00, H10N35/00) > Time-delay networks > with adjustable delay time (H03H9/40, H03H9/42 take precedence)

No child classifications to compare. This is a leaf node in both IPC and CPC.