ATC Loudspeakers SCM45A Pro (Single) - Long & McQuade Music Educator Site
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ATC Loudspeakers SCM45A Pro (Single)

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SKU: # 511736
Model: #



The SCM45A Pro is a mid-size very high performance active 3-way studio monitor. These active units have a built-in three way Amplifier with frequency, gain and phase correction which has been individually optimised. Adjustment of input sensitivity and bass boost are available via controls on the rear panel of the unit.

• Ideally suited to:
- critical near-field listening applications in all control rooms
- LCR surround monitoring in medium control rooms
- surround channels in medium-to-large contol rooms
• ATC hand built 6.5"/164mm carbon-paper cone bass driver
• ATC 25mm/1" Dual-Suspension 'S-Spec' Tweeter
• Discrete MOSFET class A/B tri-amp pack with 150W/60W/25W continuous power output

Drivers: HF 1"/25mm Dual-Suspension 'S-Spec', Mid 3"/75mm Soft Dome, LF 6.5v/164mm short-coil carbon paper cone
Amplitude Linearity (+/-2dB): 70Hz-17kHz
Cut-off Frequencies (-6dB, free-standing): 42Hz-25kHz
Dispersion: 80 Coherent Horizontal, +/10 deg Coherent Vertical
Max. Continuous SPL (1 metre): 112dB
Audio Input: Rear panel mounted female XLR (pin 2 +)
Input Sensitivity: 1V rms (ref. full output)
Input Sensitivity Trim: 0dB to -6dB/1V 2V (continuously variable via rear panel trimmer)
Input Impedance: Balanced > 10kΩ
Amplifier Output Power: Bass 150W rms, Mid 60W rms, High 25W rms
Crossover Frequencies: 380Hz & 3.5Khz
Crossover Filters: 4th order critically damped with phase compensations
Low Frequency Boost: 0dB to +3dB at 40Hz (continuously variable via rear panel trimmer)
Overload Protection: Active FET momentary gain reduction
Dimensions (HxWxD): 353 x 600 x 375mm (13.9" x 23.6" x 14.8"). Handles add an additional 39mm/1.5" to depth.
Weight: 36kg / 79.2lbs (per cabinet)
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