WM-51 Stereo Tone Control Board | Bass Treble Volume Control Pre Amplifier Board | 12V DC Audio Preamp Module

Enhance your audio system with the WM-51 Stereo Tone Control Board, designed to provide precise bass, treble, and volume control for stereo amplifier systems. Operating on a 12V DC power supply, this pre-amplifier board delivers clean, low-noise audio with excellent sound clarity.

The WM-51 features dedicated controls for Bass, Treble, Balance, and Volume, allowing you to customize your listening experience with ease. Built using high-quality electronic components, it offers stable performance, low harmonic distortion, and a wide frequency response, making it ideal for home audio systems, DIY amplifier projects, multimedia speakers, and professional audio applications.

Whether you’re upgrading an existing amplifier or building a new audio system, the WM-51 Stereo Tone Control Board is the perfect solution for improved sound quality and flexible audio adjustment.

⭐ Key Features

• ✅ Stereo Audio Pre-Amplifier Board
• ✅ Independent Bass, Treble, Balance & Volume Controls
• ✅ Low Noise & High Sound Quality
• ✅ 12V DC Operating Voltage
• ✅ Wide Frequency Response (20Hz–20kHz)
• ✅ Low Harmonic Distortion (<0.01%)
• ✅ High Signal-to-Noise Ratio (>90dB)
• ✅ Easy Installation
• ✅ Ideal for DIY Audio & Home Theater Systems

⚙️ Specifications

• Model: WM-51
• Operating Voltage: DC 12V
• Channels: Stereo (Left & Right)
• Controls: Bass, Treble, Balance & Volume
• Bass Control: ±10dB
• Treble Control: ±10dB
• Frequency Response: 20Hz–20kHz
• Total Harmonic Distortion: <0.01%
• Signal-to-Noise Ratio: >90dB
• PCB Size: 100 × 40 mm

📦 Package Includes

• 1 × WM-51 Stereo Tone Control Board
• 2 × Potentiometer Nut & Washer