Review on Sure Electronics 300Watt Class Amplifier by Joe Martin

Overview：<br>Looking for a powerful and high quality subwoofer driver, especially for low impedance speakers. <br>And here is the 1 x 300W amplifier board, AA-AB31194. <br>This audio amplifier board uses Sure Electronics' T-AMP technology for low distortion and noise. <br>This amplifier board supports mono amplification with PBTL topology.<br>With a special heatsink design with temperature-controlled fan, it is able to deliver a maximum single-channel power of 300W RMS at 3 ohms without an additional heatsink. In addition to the integrated protection of the chip, the ESD and overvoltage protection components used on all inputs and outputs of the amplifier board ensure robustness and reliability. <br>Features: <br>Output power <br>300W at 3 ohms 40VDC THD+N 10% <br>225W at 3 ohms 40VDC current THD+N 1% support<br>Power and Overload Indicator Volume Control Board BTL Architecture Temperature Control Fan Full Protection Optimized Heatsink Design 4 Screws Easy Installation Weight: 414g/0.92lb(±10%) Size: 4.80" x 3.60" x 1.50 Application : Hands-Free Active Subwoofer Car Audio <br><br><br><br><br><br><br><br><br><br><br><br><br>