XR 684F/XR 696F · Hum and Noise:
Output
Residual Noise
Ref: 4dBu
Main L/R
-90 dB
-87 dB
-81 dB
Monitor
-90 dB
-90 dB
-82 dB
S/N Ratio:
>85dB below rated power output‚ Mic/Line to Speaker Output
Equivalent Input Noise (EIN):
-121.5 dBu (Input terminated with 150ohms)
Crosstalk:
>80dB Adjacent Input Channels (20Hz–20kHz)
>70dB Left to Right Outputs (20Hz–20kHz)
Common Mode Rejection Ratio (Mic Input):
50dB minimum (20Hz–20kHz)
60dB typical @ 1kHz
XR684F · Power Amplifier Specifications:
Power Section:
400 SC Module with DD T
Power and Load:
210W RMS per channel into 4 ohms
150W RMS per channel into 8 ohms
Frequency Response:
20Hz–20kHz +0dB/-1dB @ rated
power
Total Harmonic Distortion (THD):
<0.02% @ rated output @ 1kHz
Test Conditions
All controls down
1 channel nominal‚ Master nominal
Master Fader Nominal‚ Channel Faders Nominal‚ Mic Inputs Terminated @ 150 Ohms
All controls down
1 channel nominal‚ Master nominal
Master Fader Nominal‚ Channel Faders Nominal‚ Mic Inputs Terminated @ 150 Ohms
(Hum and Noise measurements: 22 Hz–22 kHz BW)
DDT Dynamic Range:
Greater than 26dB
DDT Maximum Distortion:
Below 0.5% THD for 6dB overload
Below 1% THD for 20dB overload
Hum and Noise:
95dB below rated power level (210w)
Damping Factor:
Greater than 100 @ 1kHz‚ 4 ohms
Input Sensitivity:
Input Impedance:
Power Requirements:
33
1.225 V RMS for rated power output
11k ohms
DOM: 120VAC 60Hz 360W nominal
EXP: 220-230VAC/240VAC 50/60Hz
360W nominal