ATC SIA2-150 (mk2)

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Brand: Atc

The ATC SIA2-150 (mk2) is a high-performance integrated amplifier from the Audio Technology Company (ATC). It is part of the company's SIA (Standalone Integrated Amplifier) series, and it reflects several updates and improvements from its predecessor, the SIA2-125 (mk1).The SIA2-150 (mk2) delivers up to 150 watts per channel into 8 ohms, with the ability to drive loads as low as 2 ohms. This power output allows it to drive a wide variety of speakers in a versatile and flexible manner, making it suitable for use in both home and professional audio applications.One of the key features of the SIA2-150 (mk2) is its proprietary SHL ( Servo Hysteresis Loop ) circuitry. This technology ensures ultra-low distortion and noise by employing advanced techniques to control the output stage, including output amplifier, feedback, and servo components.Additionally, the amplifier features high-quality components throughout, including custom-designed output devices, Class-G operation, and fully regulated power supplies for interference-free operation. The preamp section of the SIA2-150 (mk2) uses discrete components, high-quality capacitors, and transformer coupling to provide detailed, transparent, and musical sound.Another notable feature of the ATC SIA2-150 (mk2) is its user-friendly design. The front panel features large, easy-to-read displays, logically arranged controls, and high-quality materials and build quality for a premium look and feel.Overall, the ATC SIA2-150 (mk2) represents a significant leap forward in integrated amplifier technology. With its impressive power output, low distortion, high-quality components, and user-friendly design, it is an excellent choice for audiophiles and music lovers who demand the best possible sound quality.

Power Output: 150W into 8Ω (stereo)
Frequency Response: 5Hz to 200kHz
Distortion: 0.0032%
Speaker Impedance:
Input Sensitivity: 350mV (line)
Signal to Noise Ratio: 100dB (line)
Line Output:
Dimensions: 435 x 135 x 350 mm
Weight: 20 kg
Year: 2007
Price: USD $5000 (2009), GBP £2375 (2008)