3 Tone Musical Bell with Audio Amplifier

 3 TONE MUSICAL BELL

3 Tone Musical Bell project is built around BT66T (UM66) IC driving LM386 audio amplifier to give that extra punch.

 

  • Input 6 VDC @ 200 mA
  • Output 8 Ohms 0.5 W Speaker
  • Terminal pins for supply voltage and speaker connection
  • Power-On LED indicator
  • Onboard push to ON switch
  • Four mounting holes of 3.2 mm each
  • PCB dimensions 35 mm x 54 mm

SCH

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