Jul 07

LM3915 LED Bar VU Display

Led Vu Display3-schematic-diagram

LM3915 LED Bar VU Display Circuit Schematic Diagram

Led Vu Display3-circuit

LM3915 LED Bar VU Display PCB and Components Layout

parts List

Resistor :

  • R1,R4 …………………………… 220
  • R2 ……………………………….. 33K
  • R3 ………………………………… 470

Variable Resistor :

  • VR1 ……………………………… 47K

Capacitor :

  • C1 ……………………………… 2,2uF
  • C2 ………………………………… 1uF

Diode :

  • D1,—-D10 ……………………. LED
  • D11 …………………………. 1N4002

Integrated Circuit :

  • IC1 …………………………. LM3915