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ANALOG AUDIO
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EIN
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Gain = 65dB, input shorted, BW = 100Hz to 22kHz, EIN = -135dBu
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Mute Function
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Optical soft switch, greater than 70 dB of attenuation
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Low Cut Filter frequencies
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Off, 30, 36, 44, 53, 63, 77, 92, 111, 134, 162, 195 Hz
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Low Cut Filter Type
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Second order Butterworth servo cancellaton technique - LoCaf™
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Phantom Voltage
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+48VDC (can withstand a short curcuit to ground on both mic jacks indefinitely
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Phantom build-out resistances
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6.81k ohms to pins 2 and 3
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Phantom ramp-Up/Down
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Slow ramp approx 5 seconds - eliminates turn on/off "thumps"
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Preamp Gain
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21 dB to 65 dB in 4 dB steps
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Output match trim
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3-turn precision potentiometer 0 to -12dB range
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Maximum Output Level (MOL)
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+27 dBu unloaded; +25 dBu into 600 ohms
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Maximum Input Level (MIL)
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+27 dBu minus preamp gain value plus pad value
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THD
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Output level = +15 dBu, 0.09%; output level = +4dBu, 0.05%
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IMD
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Output level = +15 dBu, 0.12%; output level = +4dBu, 0.08%
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DIM
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Below noise floor at all possible measurement levels
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Slew Rate
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22V/usec
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Analog Dynamic Range
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97 dB to 101 dB depending upon preamp gain setting
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Analog Output Noise
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-70 dBu to -74 dBu depending upon preamp gain setting
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Analog Signal / Noise Ratio (SNR)
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76 dB typical for ref level = +4dBu
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DIGITAL AUDIO
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Output Resolution
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24 Bits
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Output Sample Rate NEW
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44.1, 48, 88.2, 96, 196 kHz selectable
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Clock Source
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Internal low jitter crystal, external word clock, or external AES/EBU clock
any outside source up to 192kHz
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Digital SNR
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98 dB typical for ref level = 0dB(fs)
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Digital SNR
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80 dB typical for ref level = -18dB(fs)
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FRONT PANEL CONTROLS
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Preamp Gain (each channel)
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21, 25, 29, 33, 37, 41, 45, 49, 53, 57, 61, 65 dB, switched
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Low Cut Frequency (each channel)
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Off, 30, 36, 44, 53, 63, 77, 92, 111, 134, 162, 195 Hz switched
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Line Output Calibration (each channel)
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3-turn precision potentiometer 0 to -12 dB range
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20 dB pad (each channel)
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on / off
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(switched by bifurcated gold contact relays immune
to noise, distortion, and dry contact diode effects)
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Polarity (each channel)
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positive / negative
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Test Tone (each channel)
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on / off
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Phantom (each channel)
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on / off
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Mute (each channel)
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on / off
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MicLim™ (each channel)
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on / off
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Clock Source NEW
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Internal / External - any source up to 192kHz
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Internal Rate
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44.1 / 48 / 96 kHz
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Power
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on / off
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REAR PANEL CONTROLS
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Line Output Normal
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+4 dBu / -10dBv switch
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Mute Jack
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Switchable via front panel pushbutton, or by a remote switch plugged in
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OTHER SPECIFICATIONS
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Power requirements NEW
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Universal Power Supply : 80 to 280 Volts 50-60 Hz 35 Watts
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Dimensions
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19"W x 1.75"H x 9" D 1 Rack U (482.6mm x 44.5mm x 228.6mm)
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Front Panel Projections
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.75" max (19 mm)
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Net Weight
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8.2 lbs (3.73 kg)
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Shipping Weight
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10 lbs (4.5 kg)
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