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Consumer Electronics by S. P. Bali

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MECHANICAL CONTROLS

Two types of controls are fitted to cassette recorders, those which are mainly mechanical in action (though they may be electrically operated), and those which are purely electronic and act on the signal. Among the first group are the controls of tape wind, rewind and play; among the second group are the recording level controls and the record on/off switch. In addition to this grouping, some controls are used in everyday operation, some seldom, others (usually within the instrument) are set up during initial testing or in later servicing.

Taking the mechanical controls first, the most used mechanical controls are those which control the winding of the tape on the cassettes. On most cassette recorders, at present manufactured, ...

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