1. 555 Timer based guitar pedal
2. A 741 and 555 based oscillator circuit
3. Mini-synth
4. VU meter
A project log for VU Meter Business Card
Simple VU Meter in a business card form factor
1. 555 Timer based guitar pedal
2. A 741 and 555 based oscillator circuit
3. Mini-synth
4. VU meter
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