Three-Tone Ringer for Telephone Sets
Description
U4076B
Three-Tone Ringer for Telephone Sets
Description
The three-tone ringing integrated circuit U4076B, in conjunction with a piezo transducer or loudspeaker replaces the normal electromechanical telephone bell. It is operated with the ringing current from the exchange. There is also a possibility of operating the IC with the dc supply voltage, being devel...
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