Specifications - Shure SCM268 Manual

Specifications

Frequency Response
at 1 kHz
Mic/Line Switch
Aux Input
Low-Cut Filter
-6 dB/octave below 80 Hz
Total Harmonic Distortion
1 kHz, +4 dBu out, mix output (MASTER) at +0 dB
<0.25%
Equivalent Input Noise
150Ω balanced source, A-Weighted
-130 dBV
Output Noise
channel controls full counterclockwise, A-Weighted
Master full counterclockwise
Master full clockwise
Common Mode Rejection
>80 dB, at 1 kHz
Polarity
All inputs to all outputs are non-inverting.
Overload and Shorting Protection
Shorting outputs, even for prolonged periods, causes no damage. Microphone inputs are not damaged
by signals up to +10 dBV; Line and Aux inputs by signals up to +28 dBV
Phantom Power
12 Vdc open­circuit through 680 Ω resistors
Operating Voltage
SCM268
SCM268E
Temperature Range
Operating Temperature
Storage Temperature
Dimensions
44 x 218 x 162 mm (1.72 x 8.60 x 6.37 in.)
150 Hz to 20 kHz ±2 dB
20 Hz to 20 kHz ±2 dB
100–200 V AC, 50/60 Hz, 60 mA
220–240 V AC, 50/60 Hz, 30 mA
-7° – 35° C (20° –95° F)
-29° – 74° C (-20° –165° F)
Shure Incorporated
-107 dBV
-73 dBV
15/16