A-S300

About the A-S300

The Yamaha A-S300 integrated amplifier offers 60 watts per channel RMS into 8 ohms with a maximum power of 95 watts per channel (4 ohms). It uses a Class A/B amplifier design with low total harmonic distortion (0.015% THD) and a wide frequency response of 10 Hz to 100 kHz. The unit features Pure Direct mode to bypass tone controls and minimize signal degradation, dual aluminum-extruded heat sinks for effective cooling, and silver-plated speaker terminals for optimal connectivity. It supports 6 RCA audio inputs including a phono input for turntables, 2 audio outputs, and a subwoofer output. The A-S300 includes an independent power supply and balanced interface for iPod docks, ensuring clean sound quality. Additional features include continuously variable loudness control, speaker A/B switching, a headphone jack, and a slim remote control. The amplifier measures 435 x 151 x 387 mm, weighs 9 kg, and is finished in black. It is designed for home use with wired connectivity and offers a signal-to-noise ratio of 100 dB (CD input). The product is well-regarded for its build quality and sound clarity, though it is noted to have less power and drive compared to higher-end Yamaha models.