Sansui Au-α907i Mos – Limited Reference Stereo Integrated Amplifier – Fully restored/1 year WRT

Sansui Au-α907i Mos – Limited Reference Stereo Integrated Amplifier

The Sansui AU-α907i MOS Limited, released in Japan in 1987 during the “Golden Era” of high-fidelity Japanese audio equipment, is a gorgeous vintage amplifier of exceptional quality. The AU-α907i MOS Limited was made to celebrate the 40th anniversary of the company and offers a power rating of 80W + 80W (8 Ohms) with total harmonic distortion (THD) of <0.01%. Clocking in at 31 kg (68 lb), this thing is built like a tank, but to a high degree The amp circuits is of the highest quality, with Sansui’s highly advanced α-X circuit, where amplification of the positive and negative components of the signal are carried out by independent amplifiers, which further reduces noise and distortion. In this model, a carefully designed and matched MOS FET circuit is featured in the power stage, Working in concert with the α-X circuit to provide fantastic drive characteristics. The power amplifier offers balanced input for balanced transmission and amplification with high signal purity.

✔️ Audiophile-Grade Quality: A true masterpiece of engineering, offering unparalleled clarity and warmth.

🛡️ 1-Year Warranty: Enjoy peace of mind with a warranty covering functionality and performance.

💎 Rare Collectible: A highly coveted amplifier for serious audiophiles and collectors.

TESTING VIDEO

Technical Specifications:

• Power output: 160 watts per channel into 8Ω (stereo)
• Frequency response: 1Hz to 300kHz
• Total harmonic distortion: 0.003%
• Damping factor: 150
• Input sensitivity: 0.3mV (MC), 2.5mV (MM), 150mV (line)
• Signal to noise ratio: 75dB (MC), 90dB (MM), 110dB (line)
• Output: 150mV (line)
• Speaker load impedance: 6Ω to 16Ω
• Dimensions: 448 x 160 x 441mm
• Weight: 28kg
• Year: 1987

💥 Own a Piece of Audio Perfection! 💥

The Sansui AU-α907i MOS is a testament to Sansui’s innovation and legacy, offering exceptional sound and exclusivity. Don’t miss your chance to own this fully restored integrated amplifier.

👉 Order now and experience the magic of Sansui’s finest engineering!

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TRADE-IN PROGRAM

“If you have any vintage audio equipment (receivers, speakers, cassette, reel to reel…) & want to upgrade with the available serviced one, don’t hesitate to contact us for the best deal. You only need to pay for the difference”

Condition:

This item is in “Excellent” condition, displaying minor signs of use with a bright, clear dial. Although the manual is missing, it can be found online or we can provide a PDF upon request. Please inspect all photos thoroughly for the actual condition.

Service:

Upon inspection, the unit had scratchy controls, a dim dial, and some distortion in one channel. Therefore, it underwent servicing by our technician. Manufacturer used certain transistors in this model that are known to fail after 40 years, so all of these were replaced. This upgrade resolved the distortion issue. Additionally, several questionable capacitors were replaced. 

Testing:

After servicing, the item was tested on our bench and performed excellently, delivering a powerful, warm, distortion-free signal characteristic of the amplifier. Additional testing was conducted, and we can provide specific feature information upon request. This is a remarkable find for the vintage audiophile.

Condition Disclosure:

This item exhibits minor wear consistent with light use, as shown in the provided photos. The listing includes exactly what is pictured; no accessories, test equipment, or media are included.

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