Pioneer M-73 Stereo Power Amplifier

The Pioneer M-73, introduced in 1980, is a vintage stereo power amplifier that embodies the golden era of Japanese hi-fi engineering.

Built with dual independent power transformers and high-capacity filter capacitors, the M-73 delivers a sound that is both powerful and remarkably transparent, ensuring musical detail and dynamic authority.

Its bold design features large peak power meters, giving both precision and a visual statement, while advanced protection circuitry guarantees long-term reliability.

The M-73 is more than an amplifier—it is a true fusion of strength, clarity, and timeless Pioneer craftsmanship, a piece of audio history designed for those who demand uncompromising performance.

Brand: Pioneer

Model Number: M-73

Type: Stereo Power Amplifier

Included Items: User manual

Features: High-power stereo amplification, vintage Pioneer build quality

Size: Approx. W420 × H150 × D420 mm (reference)

Weight: Approx. 18 kg (reference)

Made in: Japan

This product is designed for use with Japan’s electrical standard: AC100V, 50/60Hz. If you plan to use it outside Japan, please check the voltage in your country and use an appropriate step-up/down transformer if necessary.