
( Brand: Sansui ), ( Model: AU 9900A ), ( Modified Item: No ), ( Type: Integrated Amplifier )
The Sansui AU-9900A is a vintage, high-end integrated amplifier that is a true jewel for audiophiles. This amplifier is a testament to Sansui's commitment to quality and sound precision, and it remains a highly sought-after piece in the vintage audio community.
The AU-9900A boasts a powerful output of 100 watts per channel into 8 ohms, ensuring that it can drive a wide range of speakers with ease. Its class AB circuitry provides an excellent balance between power and efficiency, delivering a rich, full-bodied sound with minimal distortion.
The amplifier's front panel is adorned with high-quality aluminum knobs and a clear VU meter, providing a sleek and sophisticated look. The controls include separate bass and treble adjustments, as well as a balance control, allowing for fine-tuning of the sound to suit individual preferences.
The AU-9900A features two sets of inputs, one for phono and one for line, making it a versatile choice for both vinyl enthusiasts and those who prefer digital sources. The phono input stage is equipped with a high-quality MC/MM phono equalizer, ensuring accurate and detailed playback of vinyl records.
The amplifier's construction is solid and robust, with heavy aluminum chassis and a large toroidal transformer. This ensures that the amplifier delivers a stable and reliable performance, even under heavy loads.
In summary, the Sansui AU-9900A is a powerful and versatile vintage amplifier that delivers a rich, full-bodied sound with impressive detail and clarity. Its sleek design, high-quality construction, and wide range of features make it an excellent choice for audiophiles who appreciate vintage audio equipment.
Pros of buying a Sansui AU-9900A amplifier:1. High power output: With a power output of 160 watts per channel, it can drive even the most demanding speakers with ease.
2. Tubes: The use of tubes in the amplifier provides a warm, rich sound that is often preferred by audiophiles.
3. Vintage appeal: The vintage look and feel of the amplifier can add a unique touch to any audio setup.
4. Reliability: Sansui amplifiers are known for their durability and reliability.
Cons of buying a Sansui AU-9900A amplifier:1. Maintenance: Tube amplifiers require more maintenance than solid-state amplifiers, including regular tube replacement and proper ventilation.
2. Size and weight: The amplifier is large and heavy, which may make it difficult to move or place in a smaller space.
3. Cost: The price of the AU-9900A can be higher than some modern amplifiers with similar power output.
4. Limited features: The AU-9900A has fewer features than some modern amplifiers, such as built-in Bluetooth or digital inputs.
Conclusion:The Sansui AU-9900A is a high-quality tube amplifier with a warm, rich sound and a vintage look. However, its size and weight, as well as its higher cost and limited features, may make it less suitable for some listeners. If you are looking for an amplifier with a lot of power and a unique sound, the AU-9900A could be a good choice. However, if you prioritize convenience and modern features, you may want to consider a different amplifier.
Recommendation:If you are interested in the AU-9900A, I would recommend doing your research and making sure it is the right fit for your specific audio setup and listening preferences. You may also want to consider the cost of maintenance and replacement tubes, as well as the availability of replacement parts. Ultimately, the best amplifier for you will depend on your individual needs and preferences.
Restoration: replaced capacitors - re flowed circuit repaired relay completed adjustment cleaned in out specs: power output: min. RMS power output and total harmonic distortion - humanistic in: less than 80 watts per channel into 8 ohms, 4 ohms load impedance: 4, 8 ohms system a or b, band width : 20 to 20,000 Hz at below rated min. RMS power output - inter modulation distortion 70hz: 7khz 4:1 smote method less than at or below rated min. Fully restored.
Sansui au - 9900A amplifier. 5db - damping factor: approximately 70 at 8 ohms please examine all the pics and ask any questions prior purchasing frequency response 1 watt power in: 5 to 80,000hz 0db RMS, both channels driven, from 20,000 Hz, with no more than 0.