Tape recorder

Details Tape recorder Tape recorder

1979-11-16

1982-02-23

Wolff, John H.

Dynamic magnetic information storage or retrieval

Automatic control of a recorder mechanism

Controlling the record

360137, 242191, G11B 1518, G11B 1906

Patent

active

043171435

ABSTRACT:
A tape recorder comprising pulse generating mechanism for generating an electric or magnetic continuous pulse during the rotation of a reel shaft. The tape recorder further comprises an end-of-tape detection circuit including a timer, and a tape count circuit including a counter, decoder/driver and display unit. The continuous pulse from the pulse generating mechanism is applied to the end-of-tape detection circuit and the tape count circuit as an input signal.

REFERENCES:
patent: 3921220 (1975-11-01), Primosch
patent: 4009846 (1977-03-01), Coruzzi
patent: 4097726 (1978-06-01), Satoh et al.
patent: 4114830 (1978-09-01), Hoshi et al.
patent: 4139167 (1979-02-01), Osanai

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