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Digital Volume Control
This digital volume control has no pot to wear out and introduces almost no noise in the circuit. Instead, the volume is controlled by pressing up and down buttons. This simple circuit would be a great touch to any home audio project.
Part Total Qty. Description Substitutions
C1 1 0.1uf Ceramic Disc Capacitor U1 1 DS1669 Digital Pot IC S1, S2 2 Momentary Push Button Switch MISC 1 Board, Wire, Socket For U1