with rotating magnetic heads

Introduced: January 1995

Full Title

Full titles differ between systems:

IPC:

Details of television systems > Television signal recording > using magnetic recording > on tape > with rotating magnetic heads

CPC:

Details of television systems (scanning details or combination thereof with generation of supply voltages H04N3/00) > Television signal recording > using magnetic recording (H04N5/91 takes precedence ) > on tape > with rotating magnetic heads

IPC and CPC are identically structured here. All 2 subcodes exist in both systems.

IPC defines codes here since 1995.

Child Classifications

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H04N 5/7826 involving helical scanning of the magnetic tape since 1995 +1 CPC IPC+CPC Available in IPC and CPC
H04N 5/7828 involving transversal scanning of the magnetic tape since 1995 IPC+CPC Available in IPC and CPC