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Consumer Electronics by S. P. Bali

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STEREOPHONIC SYSTEMS

For stereophonic reproduction, two separate amplifying channels are required, one for each of the twin signals obtained from the stereophonic signal source. In the simplest arrangement, a 2W or 7W stereophonic amplifier is connected to the source as shown in Fig. 17.6. If the stereophonic preamplifier is used; it should be coupled to two power amplifiers and loudspeaker systems as in Fig. 17.7.

 

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Fig. 17.6 Use of stereophonic amplifiers

 

Stereophonic systems should be suitable for reproduction from monaural sources and compatibility switches are usually incorporated for this purpose. For instance, the switching indicated ...

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