Shure SCM810 8-Channel Automatic Mixer

Spec Sheet This eight-channel automatic mixer features the Shure patented IntelliMix®, which activates only microphones being addressed, minimizing poor audio caused by multiple open microphones. The SCM810 is designed specifically for installed sound applications. Features include adjustable EQ per channel, 48 V phantom power, active balanced microphone - or line-level inputs, line-level outputs, highly RF resistant chassis and circuitry, complete logic control of microphone activation, linking capacity for up to 400 microphones, with an internal power supply. 120/230 Vac power. Features Eight balanced mic-line input channels (Phoenix block connectors) One unbalanced 1/4" aux level input Eight unbalanced 1/4" direct line level outputs One balanced master line level output (Phoenix block connector) Selectable 46V phantom power per channel Level selectable peak output limiter Full rack width (single rack height) Specification Monitor/Headphone Out 1 - 1/4" TRS Phone jack (Headphone) ALT I/O 1 - AUX line input 1/4" Phone (front panel) 1 - Microphone Logic connection DB25 male connector Link Input/Output 2 - Link In / Link Out 1/4" Phone jacks Impedance Input MIC: Designed for use with 19-600 ohm load, 1.6k ohms actual, -15dBv clipping level LINE: Designed for use with - / < 2k ohm load, 10k ohms actual, +22dBV clipping level AUX: Designed for use with - / < 2k ohm load, 10k ohms actual, +22dBV clipping level SEND/RETURN: Designed for use with - / < 2k ohm load, 10k ohms, +18dBV Output LINE: Designed for use with >600 ohm load, 60 ohms actual, +18dBV clipping level HEADPHONES: Designed for use with 8-200 ohms, 60 ohm recommended, 300 ohms actual, +12dBV clipping level DIRECT OUT: Designed for use with > 2k ohm load, 1k ohms actual, +18dBV clipping level SEND/RETURN: Designed for use with > 2k ohm load, 1k ohms actual, +18dBV clipping level Gain Low-impedance mic (150 ohms)Input: Line 80dB, Headphones 88dB, Direct Out 34dB - Outputs Line Input: Line 40dB, Headphones 48dB, Direct Out -6dB - Outputs Aux Input: Line 44dB, Headphones 52dB, - Outputs Send/Return Input: Line 20dB, Headphones 28dB - Outputs Phantom Power 46 Vdc open-circuit through 6.8k ohms series resistance per DIN 45 596 Operating Temperature Operating: 0 to 60 degrees C (32 to 140 degrees F) Storage: -30 to 70 degrees C (-20 to 165 degrees F) Power SCM810: 120 Vac rated nominal, 50/60Hz, 200mA SCM810E: 230 Vac rated nominal, 50/60Hz, 100mA Dimensions 1.75 x 19.13 x 12.4 (44.5 x 483 x 317mm) (H x W x D) Weight 9.57 lbs (4.3kg) Packaging Info Package Weight 13.2 lb Box Dimensions (LxWxH) 21.89 x 16.772 x 2.835"