21
APPENDIX C: MIX FX SERIES SPECIFICATIONS
Frequency Response
Mic Input to any Output (Trim at 0 dB):
+0, –1 dB,
10 Hz to 150 kHz
–3 dB,
10 Hz to 200 kHz
Distortion
THD and SMPTE IMD; 20Hz to 20kHz
Mic Input to Main Output:
< 0.005%
@ +4 dBu output
Noise
20 Hz to 20 kHz BW (150Ω source impedance)
Equivalent Input Noise (EIN): –129 dBu
Residual Output Noise:
Channel and Main Mix levels off
Main, Ctrl Room, Phones: –105 dBu
Common Mode Rejection Ratio (CMRR)
Mic In: 60 dB @ 1 kHz
Gain @ maximum
Crosstalk
Adjacent Inputs or Input to Output:
–90 dB @ 1 kHz
Input Gain Control Range
0 dB to +50 dB
Phantom Power
+48 VDC
Equalization
Mix.220FX:
High ±15 dB @ 12 kHz
Mid ±15 dB @ 2.5 kHz
Low ±15 dB @ 80 Hz
Mix.260FX (Mono Channels):
High ±15 dB @ 12 kHz
Mid ±15 dB, sweepable
from 100 Hz to 8 kHz
Low ±15 dB @ 80 Hz
Mix.260FX (Stereo Channels):
High ±15 dB @ 12 kHz
Mid ±15 dB @ 3 kHz
Mid ±15 dB @ 500 Hz
Low ±15 dB @ 80 Hz
Mixer Rated Output
Main, Aux, Control Room: +4 dBu
Maximum Rated Output: +22 dBu
Maximum Input Levels
Mic Input: +12 dBu,
Gain @ +10 dB
Line Input: +30 dBu,
Gain @ +10 dB
Tape Input and Aux Returns: +22 dBu
Input Impedance
Mic Input: 2.6 kΩ, balanced
Line Input: 20 kΩ, balanced
Stereo Aux Returns: 20 kΩ, balanced
CD/Tape In: 24 kΩ, unbalanced
Output Impedance
Main 240 Ω, balanced
120 Ω, unbalanced
Ctrl Room, Aux Sends: 120 Ω
Tape Output: 1 kΩ
Phones Output: 25 Ω
VU Meters
Main Left and Right
Mix.220FX
8 segments: Clip (+18), +10, +5, +2, 0, –2, –5, –20
0 LED = 0 dBu
Mix.260FX
12 segments: Clip (+18), +10, +7, +4, +2, 0, –2, –4,
–7, –10, –20, –30
0 LED = 0 dBu
AC Power Requirements
Power Consumption: 40 watts
U.S. 120 VAC, 60 Hz
Europe 240 VAC, 50 Hz
Japan 100 VAC, 50/60 Hz
Korea 220 VAC, 60 Hz
AC Connector: 3-pin IEC 250 VAC
