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2x400W 220V Hifi Amplifier Board Power Amp Board with Switching Power Supply for Stereo & Mono Modes
Description:
The module adopts American HIFI digital power amplifier chip and the German nano silicon LLC power chip as the core. It has been carefully designed for many years. It is designed with on-board high-power LLC resonant sine wave switching power supply. The board has high power, high fidelity, high sound quality, and low noise. It has over-current, over-temperature, and short circuit protection. With speaker relay protection, so there is no shock sound when it turns on and off, which can effectively protect expensive speakers. The board adopts modular design, and some IC models have been polished and glued potted to prevent plagiarism.
Board Parameters:
- Input AC 220V
- 2*400W version: 2*400W at 4 ohms; 2*200W at 8 ohms; 1*800W at 8 ohms, not for 4 or 6 ohm speakers)
Package Included:
- 1 x Power Amp Board
Attention:
- For high-power use, pay attention to ventilation and heat dissipation or add fans.
Stereo/Mono Mode Switch:
The board is a stereo one, and it can also be bridged into mono mode. When it is used as a stereo board, the switch on the board is dialed to ST, and when it is bridged, it is dialed to MO, and the specific wiring is as follows:
