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Audio LED VU Meter - 2
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Parts List:
Component:
Value:
Datasheet:
Qty:
Resistor [R1]
1K, ¼W
Not Available
01
Capacitor [C1]
2.2uF, 25V
Not Available
01
Diode [D1]
1N4002
Not Available
01
Diode [LED1-10]
LED
Not Available
10
IC [U1]
LM3915
Available
01
V+ can be anywhere from 3V to 20V.
The input is designed for standard audio line voltage (1V P-P) and has a maximum input voltage of 1.3V.
Pin 9 can be disconnected from ground to make the circuit use a moving dot display instead of a bar graph display.