A501

About the A501

The SAE A-501 is a vintage dual high-resolution stereo power amplifier produced by SAE between 1980 and 1989 in the USA. It delivers 250 watts per channel into 8 ohms and 375 watts into 4 ohms, with a frequency response of 20 Hz to 20 kHz. It features a very low total harmonic distortion of 0.02%, a damping factor of 60, input sensitivity of 2.24V, and a high signal-to-noise ratio of 114 dB. The amplifier is robustly built, weighing approximately 21.3 kg (46.96 lbs) and measures 78 x 483 x 318 mm. It is known for solid performance, good heat dissipation, and excellent headroom, suitable for driving a wide range of speakers. The unit does not include a remote control and was originally priced around 1,050 USD. It is part of the SAE 01 System series and is recognized for its vintage quality and reliability in high-fidelity audio applications.