Dynamic magnetic information storage or retrieval – General recording or reproducing – Signal switching
Patent
1987-08-31
1989-07-11
Canney, Vincent P.
Dynamic magnetic information storage or retrieval
General recording or reproducing
Signal switching
360 62, 360 63, G11B 1504
Patent
active
048477060
ABSTRACT:
The present invention relates to a control circuit for a double deck cassette tape recorder, and comprises switches, resistors, transistors and diodes. A plurality of transistors control the specific circuitry functions of the tape recorder. These transistors are in turn controlled either by switches, directly or indirectly, through other transistors. The present invention offers advantages such as simple structure, low production cost, ease of operation and prevention of confusion or mistakes in operation.
REFERENCES:
patent: 4688112 (1987-08-01), Shoji et al.
patent: 4737867 (1988-04-01), Ishikawa et al.
Canney Vincent P.
Fournier Kevin J.
Samsung Electronics Co,. Ltd.
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