Dynamic magnetic information storage or retrieval – Record copying
Patent
1979-02-02
1980-10-21
Tupper, Robert S.
Dynamic magnetic information storage or retrieval
Record copying
G11B 586
Patent
active
042297702
ABSTRACT:
A recording method for a magnetic tape attached to a card is provided in which an audio signal from a master recorder is pulse coded by a PCM conversion circuit and stored in a solid memory of a predetermined capacity, and the stored signal is read repetitively by a control signal, then converted into an analog audio signal and recorded on one of the channel tracks of the magnetic tape in the slave side recorder while a cue signal formed at a predetermined timing in correspondence to the audio signal is recorded repetitively on the other channel track of the magnetic tape.
REFERENCES:
patent: 3889292 (1975-06-01), Bocek
"Magnetic Record Copying and Verification", Carey, IBM Tech. Disc. Bull., vol. 14, No. 1, Jun. 1971, p. 39.
Sony Corporation
Tupper Robert S.
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