Diy Electronic PCB Board Passive Tone Board Amplifier Preamp Power Module Low High Sound Amplifier Board Adjustment Electonic

A compact passive tone board for DIY audio projects. This 2-channel module offers adjustable total volume, bass, and treble to shape your sound before amplification, with a straightforward, board-level design suitable for hobbyists and makers.

• Product Name: Passive tone board
• Type: Module
• Adjustments: total volume, treble, bass
• Number of channels: 2-channel
• Knob spacing: 22.5mm
• Socket type: XH2.54 ~ 3P
• Appearance size: 56.28mm
• Brand: LOTHYE
• Origin: Mainland China
• Condition: New

This tone board provides a dedicated, passive stage for shaping your audio signal. The ability to adjust bass and treble along with overall volume lets you dial in your preferred sound character for speakers, headphones, or other amplification stages. With standard XH2.54 3P connectors and a compact 56.28mm footprint, it’s designed for easy integration into DIY preamp or amplifier builds and PCB layouts.