
Shure SCM810 8-Channel Automatic Mixer
Shure SCM810 8-Channel Automatic Mixer 8-channel automatic mixer improves audio quality in any application in which multiple microphones are required. Features include fast microphone selection, adjustable EQ, adjustable low-frequency roll off, and peak-responding output limiter. Features: Fast, noise-free microphone selection, which automatically adjusts to changes in background noise Automatic gain adjustment as additional microphones are activated - NOMA (Number of Open Microphones Attenuated) Last Mic Lock-On circuit maintains ambient sound Adjustable low-frequency roll off and high-frequency shelving for each channel Channel activation and clipping indicators Active balanced microphone-level XLR inputs and an active balanced Mic/Line level XLR output Aux-level input with manual level control Front-panel headphones output with level control Peak-responding output limiter with selectable thresholds and LED indicator Linking capability for up to 400 microphones Specifications: 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: 120 Vac rated nominal, 50/60Hz, 200mA 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)