SPECIFICATIONS
SR 2-125 Amplifier
Number of Channels 2 (1 stereo pair)
Power Output - 8 ohms 125 Watts RMS per channel (both channels driven)
Power Output - 4 ohms 200 Watts RMS per channel (both channels driven)
Frequency Response 5Hz - 50kHz, bandwidth limited
Total Harmonic Distortion 0.07% (1kHz, 8 ohms) 0.06% (1kHz, 4 ohms)
Signal to Noise Ratio -100dB (20Hz-20kHz)
Input Gain 29dB
Input Sensitivity 100mV for 1 Watt Output @ 8 ohms
1110mV for 125 Watts Output @ 8 ohms
Input Impedance 20k ohms
Loop Output Impedance 600 ohms
Maximum Analog Input Voltage 2.9V VAC RMS
Power Consumption 120V AC
@8 ohms (sinewave, full power) 311.5 Watts (all channels driven)
@4 ohms (sinewave, full power) 326 Watts (all channels driven)
@8 ohms (sinewave, 1/8 power) 61.5 Watts (all channels driven)
@4 ohms (sinewave, 1/8 power) 63 Watts (all channels driven)
@idle 26.5 Watts
@standby 0.3 Watts
Power Consumption 220V AC
@8 ohms (sinewave, full power) 300 Watts (all channels driven)
@4 ohms (sinewave, full power) 314.5 Watts (all channels driven)
@8 ohms (sinewave, 1/8 power) 58.5 Watts (all channels driven)
@4 ohms (sinewave, 1/8 power) 60 Watts (all channels driven)
@idle 24 Watts
@standby 0.48 Watts
Heat Output
@8 ohms (sinewave, full power) 242 BTU (all channels driven)
@4 ohms (sinewave, full power) 314 BTU (all channels driven)
@8 ohms (sinewave, 1/8 power) 118 BTU (all channels driven)
@4 ohms (sinewave, 1/8 power) 124 BTU (all channels driven)
Operating Voltage 100-120V@60Hz, 220-240V@50Hz
AC Fuse 5A (T5AL ~ 250V)
Rack Space Requirement 1U – 1/2 Rack Width
Dimensions w/ Feet (W x H x D) 8 5/8” x 2 1/8” x 16 13/16” (219mm x 54mm x 427mm)
Dimensions w/ Rack Ears w/o Feet (W x H x D) 19” x 1 3/4” x 16 13/16” (482mm x 44mm x 427mm)
Shipping Weight 11 lbs (5.0kg)
CAD Files available for download at www.sonance.com/outdoor/sonarray
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SR 2-125 TWO-CHANNEL AMPLIFIER INSTRUCTION MANUAL
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