ALESIS M1 Active Mk2 - Manual (Page 41)

Specifications
M1 Active Mk2 Reference Manual
43
C
ROSSOVER SECTION
Crossover type: 4 th -order, 24dB/octave Linkwitz-Riley @ 2000Hz
Input Impedance: 20k
Ω
balanced 10k
Ω
unbalanced
Low Frequency Filter: 4 th order optimal Q high pass filter at 48Hz with +3 dB
equalization
A
MPLIFIER
S
ECTION
L OW F REQUENCY A MPLIFIER
Rated power output: 75 watts, 6
Ω
load
Distortion: <0.02% THD @ 30 watts/8
Ω
20Hz-20kHz
Slew rate: 19V/
µ
sec
Signal-to-Noise ratio: >110dB referenced to 60 watts @ 8
Ω
, “A” weighted,
1kHz
H IGH F REQUENCY A MPLIFIER
Rated Power Output: 25 watts, 4
Ω
load
Distortion: 0.025% THD @ rated power
Slew rate: 9V/
µ
sec
Signal-to-Noise ratio: >112dB @ rated output
A
COUSTIC
S
ECTION
Free-Field Frequency Response:
±
2dB, 50Hz to 20KHz
Lower Cutoff Frequency: 40Hz -10dB
Upper Cutoff Frequency: 23.5KHz –10dB
Maximum Peak SPL per pair:
≥
118dB SPL @ 1m
Maximum short term SPL: 80Hz to 3.0KHz
≥
105dB SPL @ 1m
G
ENERAL
Power Consumption: 120 watts with musical program, loud mix
12 watts quiescent (idle)
AC Dropout Voltage: 120V AC version: 80V AC
240V AC versions: 160V AC
Weight: 19.5 lbs. (8.9 kg) each
Dimensions (H x W x D): 15” (38.1 cm) x 8.5” (21.6 cm) x 10” (25.3 cm)