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PCE
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DIFF Main Group
H03F 7/00

Parametric amplifiers

Introduced: September 1968

Of 3 combined children, 2 exist in both systems.

1 codes exist only in IPC.

1 shared codes have differing titles between IPC and CPC.

Child Classifications

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  • H03F 7/02 using variable-inductance element; using variable-permeability element IPC+CPC Available in IPC and CPC
  • H03F 7/04 using variable-capacitance element; using variable-permittivity element IPC+CPC Available in IPC and CPC
  • H03F 7/06 with electron beam tube IPC only IPC only