![ATC-s1a2-150](https://atc.audio/wp-content/uploads/2012/11/ATC-s1a2-150.png)
Overview
Combining the discrete preamp circuits from the high-end SCA2 preamplifier and ATCs renowned MOSFET class A/B power amplifiers, the SIA2-150 offers power and precision to the discerning music fan who wants a simple all-analogue solution to drive their passive loudspeakers.
Features
Max Continuous Power Output: 150W (1% THD, 8 ohms, both channels driven)
Frequency Response: < 2 Hz – > 280 kHz (-3dB)
THD: <0.0008% / 102dB (1kHz, 8 ohms, 1dB below full power)
S+N/N Ratio: >112dB (IEC ‘A’)
Crosstalk: >90dB (10Hz – 20kHz)
Input sensitivity: 350mV (ref. 150W out)
Analogue Inputs: 5 x stereo pairs via RCA/Phono
Analogue Pre-Amp Outputs: 2 x stereo pairs via RCA/Phono
Tape Output: 1 x stereo pair via RCA/Phono
Headphone Amp Output: 1 x stereo via 6.35mm jack
Dimensions: 142 x 453 x 346mm / 5.6 x 17.8 x 13.6 inches (H x W x D inc. terminals)
Weight: 18.3kg / 40.26lbs
“The SIA2-150 is a multi-talented amp that works incredibly well across genres and can hold your attention for hours on end”, SIA2-150 Review, What Hi-Fi?
SIA2-150 Review, The Absolute Sound, September 2009
“Revealing, dynamic and powerful”, SIA2-150 Review, Techradar AV, November 2008