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Drivers
HF ATC 25mm Neodymium, Mid 75mm ATC Soft Dome, LF ATC 164mm SC
Matched Response
±0.5dB
Frequency Response (-6dB)
48Hz-22kHz
Dispersion
±80° Coherent Horizontal, ±10° Coherent Vertical
Sensitivity
85dB @ 1W @ 1metre
Max SPL
112dB
Recommended Power Amplifier
75 to 300 Watts
Nominal Impedance
8 Ohm
Crossover Frequencies
380Hz & 3.5kHz
Connectors
Binding Posts/4mm Plugs, tri-wire
Dimensions (HxWxD)
980 x 370 x 305mm (inc. foot plinth, spikes add 25mm to height, grill adds 34mm to depth)
Weight
31kg
The Flagship That Redefines Bookshelf Expectations
As the top passive model in ATC’s SCM range, the SCM40 is for listeners who want the immersive scale of a floorstander without compromising on studio-grade accuracy. Sitting above the award-winning SCM7, SCM11, and SCM19 bookshelf models, the SCM40 takes everything ATC is known for, including clarity, control, and neutrality, and extends it with deeper bass, wider dynamic range, and a more expansive soundstage.
At Soundstage Hi-Fi, we’ve carefully tested the SCM40 against numerous other contenders before welcoming it into our curated range. What stood out was its ability to deliver both pinpoint precision and rich musicality across genres from orchestral and electronic to intimate vocals and cinematic scores. In our demo room, it consistently performs well in medium to large spaces and excels with well-matched amplification.
ATC SCM40 Key Features
New ATC designed and built 25mm soft dome HF unit with precision alloy waveguide
ATC 164mm bass driver
Massive optimised motor assembly.
ATC Soft Dome mid-range driver
Flat impedance curve allowing easy load for amplifiers.
