This high-power audio amplifier PCB assembly is designed for professional Hi-Fi audio systems and industrial audio applications, featuring a robust black solder mask substrate and high-capacity electrolytic capacitors for stable power filtering. Equipped with multiple adjustable gain potentiometers and discrete component channels, it delivers clean, low-distortion audio output with precise volume and tone control.
Built with high-quality audio-grade components—including metal-film resistors, polypropylene capacitors, and large-format power capacitors—the board ensures excellent signal integrity and dynamic range. The integrated terminal blocks and connector interfaces simplify wiring and integration into speaker systems, amplifiers, and professional audio equipment. Compliant with RoHS and audio industry standards, this PCB assembly provides reliable performance for both home audio enthusiasts and commercial audio installations.
| Place of Origin | China (Mainland) |
| Brand Name | Customizable (OEM/ODM supported) |
| Model Number | AUDIO-AMP-PCB-001 (customizable) |
| Certification | RoHS, CE |
| Base Material | FR-4 Glass Epoxy (Black Solder Mask) |
| Layers | 2-4 layers |
| Board Thickness | 1.6mm |
| Surface Finish | HASL / ENIG |
| Power Supply | Dual Power Supply (±12V~±35V customizable) |
| Key Components | Large electrolytic filter capacitors, adjustable gain potentiometers, audio-grade discrete components |
| Channels | Multi-channel audio amplification (customizable) |
| Frequency Response | 20Hz~20kHz (Hi-Fi grade) |
| THD+N | <0.05% (typical) |
| Connectors | Terminal blocks, pin headers, power input terminals |
· Hi-Fi home audio systems & stereo amplifiers
· Professional stage audio equipment & PA systems
· Industrial audio monitoring & public address systems
· Car audio upgrades & custom speaker systems
· Audio test instruments & signal processing modules
1. High Power Stability: Large filter capacitors ensure clean power delivery and low ripple for dynamic audio output.
2. Precise Adjustment: Multiple potentiometers enable fine-tuning of gain, balance, and tone for customized sound.
3. Audio-Grade Components: Discrete high-quality components minimize distortion and maximize signal clarity.
4. Flexible Integration: Terminal block connectors simplify wiring and compatibility with various audio systems.
5. Robust Design: Black solder mask and thick copper traces enhance heat dissipation and long-term reliability.
Q: What is the maximum output power per channel?
A: Depending on the power supply voltage, it can deliver up to 50-100W per channel (customizable for higher power requirements).
Q: Can this PCB be used for multi-channel surround sound systems?
A: Yes, the modular channel design supports 2.0, 2.1, or multi-channel configurations for surround sound setups.
Q: Is heat dissipation a concern with high-power operation?
A: The board is designed for easy integration of heat sinks and power transistors, ensuring efficient heat dissipation during continuous high-power use.