Niles Audio A4.6Ci - Manual (Page 107)

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SPECIFICATIONS
A4.6Ci MultiZone Audio Preamplifier
Frequency Response: 12Hz - 150kHz, -3dB, at 1Vrms output
Distortion: <0.005% THD, 1kHz
Maximum Output: 6Vrms before clipping
Overall Voltage Gain: 27dB
Maximum Input Level: 1Vrms
Signal-to-Noise Ratio: >90dB at 1Vrms output
Crosstalk: >90dB at 1Vrms (between zones & channels)
Input Impedance: 10k ohms
paging = 30k ohms
Input Sensitivity: 330mV input for 1V output (with zero dB control gain)
paging = 550mV input for 1V output
Maximum Hum: >90dB
Channel Balance: 20Hz - 20kHz +/- 0.5dB
Tone Control Range: +/-14dB 100Hz
+/-14dB 15kHz
Power Requirements: 16V DC, 1.5A
Net Weight (w/xf): 10.65 lbs
Dimensions: 17" wide x 1-3/4" high x 12" deep