Frequency Response:
Mic Input to L - R Output
Line Input to L - R Output
To Power Amplifier Output
Total Harmonic Distortion (THD):
< 0.01% 20 Hz — 20 kHz mic input to L/R mon. output at nominal level (20 Hz — 80 kHz BW)
< 0.01% 20 Hz — 20 kHz line input to L/R output at output at nominal level (20 Hz — 80 kHz BW)
< .005% Typical at 1 kHz
Graphic Equalizer:
Filter Bandwidth
Filter Frequencies
Maximum Boost and Cut
XR 800F Hum and Noise:
Output
Residual Noise
Ref: 0 dBu
Main Left
-100 dBu
and Right
-90 dBu
-84 dBu
Monitor
-100 dBu
-89 dBu
-81 dBu
Effects
-87 dBu
-81 dBu
(Hum and noise measurements: 22 Hz to 22 kHz BW)
S/N Ratio:
> 85 dB below rated output (200 W/channel), mic/line to speaker output
Equivalent Input Noise (EIN):
-128.5 dBu (Input terminated with 150 ohms)
Crosstalk:
> 80 dB Adjacent Input Channels (20 Hz — 20 kHz)
> 70 dB Left to right outputs (20 Hz — 20 kHz)
Common Mode Rejection Ratio (Mic Input):
50 dB min. (20 Hz - 20 kHz)
60 dB typical @ 1 kHz
20 Hz — 20 kHz +0 dB/-1 dB
20 Hz — 20 kHz +0 dB/-1 dB
20 Hz — 20 kHz +0 dB/-1 dB
1 octave
63, 125, 250, 500, 1 k, 2 k, 4 k, 8 k, 16 k
+12 dB Boost, -12 dB Cut
S/N Ratio
Test Conditions
Ref: 2 dBu
100 dB
All faders down
90 dB
Master fader nominal, channel
faders down
-84 dB
All controls nominal, mic gain
minimum
100 dB
All controls down
89 dB
Master fader nominal, channel
sends down
-81 dB
Master Fader Nominal,
Channel Send Nominal
87 dB
All channel sends down
81 dB
All channel sends nominal
16