Magnetic recording device

Details Magnetic recording device Magnetic recording device

1982-01-04

1984-01-03

Canney, Vincent P.

Dynamic magnetic information storage or retrieval

General recording or reproducing

Specifics of biasing or erasing

360 68, G11B 547, G11B 502

Patent

active

044245378

ABSTRACT:
Inverting and non-inverting amplifiers are used to apply opposite phase bias signals to either side of a recording head. A recording signal is provided to one of the amplifiers, and the erase head is coupled between ground and the side of the recording head opposite the one amplifier.

REFERENCES:
patent: 3806828 (1974-04-01), Johnson
patent: 4191977 (1980-03-01), Lewkowicz

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