SHURE SCM410E INTELLIMIX AUTOMATIC MIXER Mono, 4 microphone / line inputs

Specifications

Specification Sheet (pdf)

Measurement Conditions (unless otherwise specified):

Line voltage 120 Vac, 60 Hz (SCM410) or 230 Vac, 50 Hz (SCM410E); full gain; 1 kHz, one channel activated; source impedances: Mic 150 ohms; terminations: Line/Mic Aux 10 kilohms

Frequency Response (at 1 kHz, channel controls centered)

50 Hz to 20 kHz +/- 2 dB; -3 dB corner at 25 Hz

Voltage Gain (typical, controls full clockwise)

	Output
Input	Line	Mic	Aux
Low-impedance mic 150 ohms	80 dB	40 dB	68 dB

Inputs

	Impedance
Input	Designed for use with	Actual(Typical)	Input Clipping Level
Mic	19-600 ohms	1.4 kilohms	-14 dBV

Outputs

	Impedance
Output	Designed for use with	Actual(Typical)	Output Clipping Level
Line	≥5 kilohms	300 ohms	+24 dBV
Mic	≥600 ohms	3 ohms	-18 dBV
Aux	≥10 kilohms	1.5 kilohms	+14 dBV

Total Harmonic Distortion

<0.1% at +4 dBu output level, 50 Hz to 20 kHz (through 22 Hz to 22 kHz filter; Input at 12 o' clock and Master at 12 o' clock, all other controls full counterclockwise)

Hum and Noise (150 ohm source; through 22 Hz to 22 kHz filter)

Equivalent Input Hum and Noise: -123 dBV max., -125 dBV typical

Output Hum and Noise (channel controls full counterclock-wise):

Master full counterclockwise: -90 dBV

Master full clockwise: -70 dBV

Common Mode Rejection

>70 dB at 1 kHz

Polarity

All inputs to all outputs are non-inverting

Input Channel Activation

Attack Time: 4 ms

Hold Time: 0.4 s

Decay Time: 0.5 s

Off-Attenuation

13 dB

Overload and Shorting Protection

Shorting outputs, even for prolonged periods, causes no damage. Microphone inputs are not damaged by signals up to +10 dBV (3V)

Equalization

Low-frequency: 6 dB/octave cut, adjustable corner from 25 to 320 Hz

High-frequency: +/- 6 dB at 5 kHz, +/- 8 dB at 10 kHz, shelving

Limiter

Type: Peak

Threshold: +16 dBu (at output)

Attack Time: 2 ms

Recovery Time: 300 ms

Indicator: Lights red when limiting occurs

Input LEDs

Green on channel activation, red at 6 dB below clipping

Phantom Power

12 Vdc open-circuit through 680 ohm resistors

Operating Voltage

SCM410: 100-120 Vac rated nominal, 50/60 Hz,100 mA (maximum)

SCM410E; 220-240 Vac rated niminal, 50/60 Hz, 50 mA (maximum)

Mains Inrush Current (230 Vac, SCM410E only)

0.7 A peak

Temperature Range

Operating: -7 degrees to 49 degrees C (20 degrees to 120 degrees F )

Storage: -29 degrees to 74 degrees C (-20 degrees to 165 degrees F)

Overall Dimensions

44 mm H x 219 mm W x 267 mm D (1-3/4 x 8-5/8 x 10-1/2 in.)

Net Weight

1.75 kg (3.86 lbs)

Electromagnetic Compatibility (EMC) Statement

The SCM410E mixer is intended for use in E1 (residential and E2 (light industrial) environments, as defined in European EMC standard EN 55103. It meets the applicable test and performance criteria found in the standard for these environments. EMC conformance is based on the use of recommended and supplied cables.