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5-Dot audio level indicator

5-Dot audio level indicator

The basis of this device is the integrated circuit A6966 manufactured by UTC (Unisonic), supplied in a convenient SIP9 housing. The electrical diagram of the audio signal level indicator is shown in Fig. 1, this is a typical application of this microcircuit, recommended by the manufacturer in the reference to the catalog. An amplifier is installed at the input of the U1 microcircuit… Continue Reading