FM300A Power Amplifier HiFi Audiophile Stereo Amp 1:1 Replica of Swiss Classic Circuit 150W*2 ON Semi MJ15024G Transistors

Replica of a Legend: The FM300A Hi-Fi Power Amplifier – Pure Sound, Unrivaled Musicality

Experience the magic of a timeless audio legend with our meticulous 1:1 replica of the iconic Swiss FM300A classic power amplifier. This is not just an amplifier; it's a tribute to one of the most respected circuits in audio history, recreated for the discerning audiophile who craves pure, unfiltered musical emotion.

Our 2026 upgraded version features an all-aluminum chassis and a circuit layout that is a direct mirror of the original, from the signal path to the protection circuit. We have spent years testing and matching components to ensure the sound signature is infinitely close to the legendary original.

Key Features at a Glance:

▶ Authentic 1:1 Circuit Recreation: We have faithfully cloned the classic FM300A circuit structure, layout, and protection systems to preserve its renowned sound characteristics. The result is pure, uncolored sound with incredible emotional impact.

▶ Flagship ON Semiconductor Transistors: At its heart are pairs of the acclaimed ON Semiconductor MJ15024G "King of Power Transistors," providing exceptional driving power, superb control, and a beautifully rich tone.

▶ Effortless Driving Power: With a robust power supply delivering a true 80 Watts per channel into 8 ohms and 150 Watts into 4 ohms, this amplifier can effortlessly drive demanding speakers. It has been perfectly tested with speakers like the Westlake Tower 12 and Dynaudio C5 floorstanders.

▶ Masterful Sound Signature: The sound is incredibly pure, with crystal-clear definition and a powerfully infectious musicality. Many users have compared its beautiful tone favorably against much more expensive amplifiers, including models from DartZeel and various tube amps.

▶ Premium All-Aluminum Chassis: The upgraded, minimalist all-aluminum chassis is not only beautiful but also provides excellent shielding and heat dissipation, ensuring stable performance.

▶ Independent Channel Control: Dual front-panel level controls allow for precise adjustment of the volume for each channel independently, just like the original design.

Technical Specifications:

Parameter: Value

Frequency Response: 10Hz - 30kHz (±3dB)

Signal-to-Noise Ratio: >103dB

Rated Power Output: 80W x 2 (8 Ohms) / 150W x 2 (4 Ohms)

Supported Impedance: 2 Ohms to 8 Ohms

Harmonic Distortion: < 0.005% (1kHz, 1W)

Input Terminals: RCA Stereo

Operating Voltage: AC 220V / 50-60Hz (Default) or custom

Dimensions (WHD): 430mm x 105mm x 310mm (Approx. 16.9"x4.1"x12.2")

Weight: 11 kg (Approx. 24.2 lbs)

What's in the Box?

1 x Finished FM300A Power Amplifier

1 x Power Cord