Product Description
SCM20ASL LE | LIMITED EDITION
The SCM20ASL Limited Edition is a 2-way active loudspeaker released to mark the beginning of ATC’s 50th Anniversary year. This exclusive new model, limited to just 150 pairs, packs ATC’s finest transducer engineering and active loudspeaker technology into a compact sealed cabinet, finished to exceptional standards in a stunning high-gloss blue lacquer. Complementing the cabinet, the front baffle is hand-upholstered in dark blue full-grain Napa leather.
Features
UPHOLSTERED BAFFLE
ATC ON-BOARD ACTIVE 250W 'AMP PACK' MODULE
2ND ORDER LINKWITZ-RILEY ACTIVE CROSSOVERS
2 X CLASS A/B MOSFET AMPLIFIERS, 200W BASS/MID & 50W HIGH FREQUENCY
USER ADJUSTABLE INPUT SENSITIVITY & BASS CUT/LIFT CONTROLS
MATCHING SUBWOOFER — C4 SUB MK2 LE — AVAILABLE FOR EXTEND BASS RESPONSE
HAND-BUILT IN ENGLAND
6 YEAR WARRANTY
ACOUSTIC SPECIFICATIONS
Bass/mid driver: 1 x 150mm/6”, SB75-150SL 8Ω
High Frequency Driver: 1 x 25mm/1”, SH25-76S 6Ω
Low Frequency Cut-off: 55Hz (-6dB, anechoic)
High Frequency Cut-off: 25kHz (-6dB)
Crossover Point: 2.2kHz
MaxSPL: 108dB continuous, 114dB peak (per pair, IEC Weighted Pink Noise, 1m, anechoic).
Sensitivity: +4dBu rev 95dBC (Bass Boost 0dB, Input Sensitivity 1V, Pink noise).
ELECTRONIC SPECIFICATIONS
Balanced Input: 1 x Rear Panel Mounted Female XLR, pin 2 hot
Input Impedance: 20kΩ (dif ferential)
Input CMRR: >60dB at (10kHz)
Input Sensitivity: 2.2dBu/1Vrms for full power
Input Sensitivity Control: -6dB switchable, -6dB variable. Total adjustment 2.2dBu/1Vrms to 14.2dBu/4Vrms
Bass Shelf: -2dB to +3dB, switchable in 1dB steps
Crossover Filters: 2nd Order Linkwitz Riley
Amplifier type: Grounded Source MOSFET, class A /B, convection cooled
Output Power: Bass 200W (8Ω), H.F. 50W (8Ω)
THD+N: <0.0017%/-95dB (1kHz, 1dB below rated power, 90kHz BW)
Frequency Response: <2Hz to >200kHz (-3dB)
Limiter: ATC Active FET Momentary Gain Reduction
Electronic amp protection: Amplifier d.c. of fset and over-temperature (both indicated by rear panel LED)
Mains Input: 220-230V or 115V, factory set. Please observe panel markings and labels!
Power Consumption: Idle 26W/41VA. 1/8 Power 116W/116VA. Full Power 312W/398VA
Heat Output: Idle 89BTU/hr, 1/8 Power 311BTU/hr, Full Power 382BTU/hr
PHYSICAL SPECIFICATIONS
Net Weight: 27kgs/59.5lbs
Dimensions: HxWxD 450x250x425mm 17 11/16” x 9 13/16” x 14 3/16”
