Audio Circuits
Choose your desired circuit for its circuit digram and description
Phono Preamplifier
Mini Metronome
One-IC two-tones Siren
25 Watt MosFet Audio Amplifier
Precision Audio Millivoltmeter
Precision Metronome and Pitch generator
Three-Level Audio Power Indicator
Timed Beeper
1KHz Sine wave Generator
18W Audio Amplifier
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