Zapco AG Reference-series - Manual (Page 56)

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Reference 1000.4 Specifications
Total Power (14.4V @ 1kHz) Power
Dynamic (4 Ω mono) 1200 watts
Rated Power / Channel T.H.D.+N
150 watts x 4 @ 4 Ω < .04%
250 watts x 4 @ 2 Ω < .05%
Bridged to Dual Mono
500 watts x 2 @ 4 Ω < .04%
Frequency Response 20 – 20kHz, + 0 / - .5dB
S/N Ratio > 90dB
Transient Distortion (4 Ω , 40W) < .03%
Slew Rate > 36 V/ µ S
Damping Factor > 300 @ 4 Ω
Input Sensitivity
Balanced (DIN) 560mV – 10V
Unbalanced (RCA) 260mV – 5V
Separation > 60dB
Max. Current Requirements 120 Amps @ 1000 watts
Idle Current 1.56 Amps
Dimensions 23”L x 7.5”W x 1.95”H