Sure Electronics AA-AB32971 | Amplifier Module

The Sure Electronics AA-AB32971 2x100W Class D Audio Amplifier Board, also known as the T-Amp, offers a compact and highly efficient solution for adding powerful stereo amplification to a wide range of audio projects. Whether you are building a custom home sound system, upgrading a portable speaker, or integrating amplification into a commercial installation, this board delivers robust performance in a small footprint.

This amplifier board is ideal for driving passive speakers in DIY audio systems, multi-room setups, or even small PA applications. Its high efficiency makes it particularly suitable for battery-powered or thermally constrained designs where heat dissipation is a concern. With two output channels and a nominal power rating of 2 × 100 watts into 4 ohms, it provides ample volume and headroom for most listening environments.

Technically, the board employs a Class D topology with a remarkable 93% efficiency and an 85 dB signal-to-noise ratio, ensuring clean, low-noise audio reproduction. It features RCA input connectors for easy integration with preamplifiers or source devices, while screw terminals are used for both speaker outputs and power connections, simplifying wiring. The amplifier has a gain of 30 dB, a minimum load impedance of 3 ohms, and an 8-amp current limit for reliable operation. Measuring just 121.92 x 91.44 x 38.86 mm, it fits neatly into compact enclosures.

In summary, the AA-AB32971 T-Amp from Sure Electronics is a versatile, high-efficiency stereo amplifier board that combines excellent audio performance with practical design features, making it a superb choice for any audio amplification project.