MA4.2 Specifications
Input Impedance 20kohms (balanced) 10kohms single ended
Gain select switch 41dB (I/P sens 0.775V), 32dB (I/P sens 2.26V)
CMRR at 1KHz >50dB
Output impedance at 1KHz <0.06 ohms
Power Bandwidth 5Hz - 20kHz
Slew rate 20V/us
Hum/Noise <-95dB
Channel Separation 1kHz > 80dB
10kHz > 70dB
Mains Operating Voltage 120 – 270 (minimum start voltage 190)
full output power maintained 180 – 280V.
Optional (65 - 135V) operation.
Protection DC, High temperature, Turn on, VHF,
Over and under voltage, Clip limiters.
AFS Short circuit.
Distortion
THD 20Hz - 20kHz and 1W –
1000W
THD at 1 kHz and 2000W
DIM 30 at 500W
CCIF (13 and 14kHz) at 500W
SMPTE (60Hz and 7kHz) at 500W
4 ohms 0.1%
4 ohms 0.04%
4 ohms 0.04%
4 ohms 0.04%
4 ohms 0.04%
Power Matrix
LOAD CONFIGURATION
16 ohms Stereo (2 channel)
8 ohms Stereo (2 channel)
4 ohms Stereo (2 channel)
2 ohms Stereo (2 channel)
16 ohms Bridged mono
8 ohms Bridged mono
4 ohms Bridged mono
[1] = Component tolerance
dependent [2] = Continuous power,
one channel driven or peak power
both channels driven. Thermal
protection may occur at high
continuous power. Power in watts
(EIA 1kHz, 1% THD)
MLS SWITCH SETTING
(-5dB) (-4dB) (-2dB) (0dB)
220W 260W 410W 650W
430W 520W 820W 1300W
830W 1000W 1600W 2100W
1660W 2000W 2200W 2400W[1]
3050W[2] 3200W[2]
860W 1040W 1640W 2600W
1660W 2000W 3200W 4200W
3320W 4000W 4400W 4800W[1]
Weight 10kg (22lbs)
Dimensions (W) 483mm x (H) 88mm x (D) 347mm
(W) 19ins x (H) 3.5ins x (D) 13.7ins
All material © 2007. Martin Audio Ltd. Subject to change without notice.
Summary of Contents for Wavefront W8CT
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