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I show You how single IC LM3914 or LM3915 or LM3916 and some other electronic components can Peak hold VU METER LED circuit.
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Component list:
- IC LM3914 or LM3915 or LM3916 (IC socket is optional)
- 10 pcs 3v LED bulb.
- Elco 4.7uF at least 16v.
- Elco 47uF at least 16v.
- Elco 220uF at least 16v.
- 820 ohm Resistor.
- 2 pcs 82k Resistor.
- 100k Potentiometer.
- 6 pcs 1N4007 Diode.
- 6 pcs 1N4148 Diode.
- DPDT or SPDT switch.
- 12 volt Center Tap (CT) Transformer at least 300mA.
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#VuMeterLed #LedCircuit #Electronic