Audio VU meter 9 leds

Rajkumar Sharma      http://www.rajkumarsharma.com  
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Description

5 LED VU Meter kit is based on LB1409 IC from SANYO, which will indicates the volume level of the audio signal it senses

  • SUPPLY 12V DC @ 50mA
  • PR1 REF SET
  • PR2 AUDIO LEVEL SET

Schematic

schematic

 

Parts

parts

 

PCB

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