- High performance Super Bass Treble board
- Compatible Op-Amp ic – NE5532, JRC4558 TL072 NJM4560 LM833 OPA2160
- Up to 15dB Bass / Treble Boost & Cut.
- Up to 20 dB Signal Gain.
- Compact Size , Easy to make
- Working Voltage – 12v Volt DC Single Supply
- https://www.youtube.com/shorts/py5nM5srDRc







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