| { "Inputs" : "8 - Removable Block Connectors, balanced microphone or line level input", "Output" : "8 - Direct Outputs (ch 1-8) 1/4" Phone jacks", "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", "Frequency Response" : [ "(Ref .1 kHz, channel controls centered)", "50 Hz to 20 kHz +/-2 dB; -3 dB corner at 25 Hz" ], "Voltage Gain: Low-impedance mic (150ohm)" : { "Line" : "80dB", "Headphones" : "88 dB", "Direct Out" : "34 dB" }, "Voltage Gain: Line" : { "Line" : "40 dB", "Headphones" : "48dB", "Direct Out" : "-6dB" }, "Voltage Gain: Aux" : { "Line" : "44 dB", "Headphones" : "52dB" }, "Voltage Gain: Send/Return" : { "Line" : "20 dB", "Headphones" : "28 dB" }, "Impedance : Input" : { "Mic" : " 19-600 ohm, 10kohm Actual, -15 dBV Clipping", "Line" : "32ohm, 10kohm Actual, +22 dBV Clipping", "Aux" : "32ohm, 10kohm Actual, +22 dBV Clipping", "Send/Return" : "32ohm, 10kohm Actual, +18 dBV Clipping" }, "Impedance : Output" : { "Line" : " >600 ohm, 60ohm Actual, +18 dBV Clipping", "Headphones" : "8-200 ohm, 60 ohm recommended, 300 ohm Actual, +12 dBV Clipping", "Direct Out" : ">2 kohm, 1 kohm Actual, +18 dBV Clipping", "Send/Return" : ">2 kohm, 1 kohm Actual, +18 dBV Clipping" }, "Total Harmonic Distortion" : "<0.1% at +18 dBV output level, 50 Hz to 20 kHz (through 20 Hz-20 kHz filter; Input 1 and Master at 5, all other controls full counterclockwise)", "Hum and Noise" : { "(150 ohm source; through 400 Hz-20 kHz filter)" : "", "Equivalent Input Noise" : "-125 dBV" }, "Equivalent Input Hum and Noise" : [ "(150 ohm source; through 20 Hz-20 kHz filter)", "-123 dBV" ], "Output Hum and Noise" : { "(through 20 Hz-20 kHz filter; channel controls full counterclockwise)" : "", "Master full counterclockwise" : " -90 dBV", "Master full clockwise" : "-70 dBV" }, "Common Mode Rejection" : ">70 dB at 1 kHz", "Polarity" : "Mic/Line, Send inputs to all outputs are non-inverting; Aux input to all outputs is inverting", "Input Channel Activation" : { "Attack Time" : " 4 msec", "Hold Time" : "0.4 sec (switchable to 1.0 sec)", "Decay Time" : "0.5 sec" }, "Off-Attenuation" : "15 dB (switchable to infinity)", "Overload and Shorting Protection" : "Shorting outputs, even for prolonged periods, causes no dam age. Microphone inputs are not damaged by signals up to 3 V; Line and Monitor inputs by signals up to 20 V", "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" : "Switchable: off, +4, +8, +16 (dBm at output)", "Attack Time" : "2 msec", "Recovery Time" : "300 msec", "Indicator" : "Lights red when limiting occurs" }, "Input LEDs" : "Green on channel activation, red at 6 dB below clipping", "Phantom Power" : "46 Vdc open-circuit through 6.8 k series resistance per DIN 45 596", "Operating Voltage" : "120 Vac rated nominal, 50/60 Hz, 200 mA", "Operating Temperature" : "0deg. to 60deg. C (32deg. to 140deg. F )", "Storage Temperature" : "-30 to 70deg. C (-22deg. to 158deg.F)", "Dimensions (H x W x D)" : "44.5 x 483 x 317mm/1.75 x 19.01 x 12.48"", "Weight" : "4.3 kg (9 lb 9 oz)" } |