Mid-size very high performance active 3-way studio monitor
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 Super Tweeter
Discrete MOSFET class A/B bi-amp pack with 150W/60W/25W
continuous power output

Drivers: HF 1″/25mm soft dome, Mid 3″/75mm Soft Dome, LF 6.5″/164mm short-coil carbon paper cone
Amplitude Linearity (±2dB): 70Hz-17kHz
Cut-off Frequencies (-6dB, free-standing): 42Hz-25kHz
Dispersion: ±80° Coherent Horizontal, ±10° Coherent Vertical
Max. Continuous S.P.L (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)