Recording arrangements

Introduced: July 1974

Full Title

Full titles differ between systems:

IPC:

Substation equipment, e.g. for use by subscribers > Automatic arrangements for answering calls; Automatic arrangements for recording messages for absent subscribers; Arrangements for recording conversations > Recording arrangements

CPC:

Substation equipment, e.g. for use by subscribers (subscriber services or facilities provided at exchanges H04M3/00; prepayment telephone coin boxes H04M17/00; current supply arrangements H04M19/08) > Automatic arrangements for answering calls; Automatic arrangements for recording messages for absent subscribers; Arrangements for recording conversations (centralised dictation systems H04M11/10) > Recording arrangements

Of 6 combined children, 4 exist in both systems.

2 codes are CPC-only extensions.

1 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 2000.

Child Classifications

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H04M 1/6505 +1 CPC CPC only CPC only
H04M 1/6515 CPC only CPC only
H04M 1/652 Means for playing back the recorded messages by remote control over a telephone line (H04M1/658 takes precedence) since 2000 IPC+CPC Available in IPC and CPC
H04M 1/654 Telephone line monitoring circuits therefor, e.g. ring detectors since 2000 +1 CPC IPC+CPC Available in IPC and CPC
H04M 1/656 for recording conversations since 2000 IPC+CPC Available in IPC and CPC
H04M 1/658 Means for redirecting recorded messages to other extensions or equipment since 2000 IPC+CPC Available in IPC and CPC