
Specifications
Dimensions
Dimensions
1.72 x 8.6 x 6.37 inches (44 x 218 x 162 mm)
Weight
Net Weight
2 lbs, 10 oz (1.2 kg)
Electrical
Operating Voltage
SCM268 100–200 V AC, 50/60 Hz, 60 mA, SCM268E 220–240 V AC, 50/60 Hz, 30 mA
Audio
Frequency Response
at 1 kHz
Low-Cut Filter
-6 dB/octave below 80 Hz
Total Harmonic Distortion
1 kHz, +4 dBu out, mix output (MASTER) at +0 dB
Phantom Power
12 Vdc open-circuit through 680 Ω resistors
Connectivity
Aux Input
20 Hz to 20 kHz ±2 dB
Equivalent Input Noise (150Ω Balanced Source, A-Weighted)
-130 dBV
Output Noise Channel (controls Full Counterclockwise, A-Weighted)
Master full counterclockwise -107 dBV, Master full clockwise -73 dBV
Included Items
SCM268 4-Channel Microphone Mixer
1x
Environmental
Temperature Range
Operating Temperature 20° –95° F (-7° – 35° C), Storage Temperature -20° –165° F (-29° – 74° C)
General
Mic/Line Switch
150 Hz to 20 kHz ±2 dB
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
Why Choose SoundPro?
Since 1972, SoundPro has been the trusted source for audio, video, and lighting gear. Whether you're starting your AVL journey or are a seasoned professional, we're here to help you every step of the way.