AppendixAppendix D
386
D.3 Specifications
Microphone Input
Connector:Female XLR Pin 2 Hot
Type:Electronically balanced/unbalanced
Impedance:3301
Maximum Input Level:-9 dBu or +11 dBu with 20 dB pad engaged
CMRR:>40dB, Typically 55dB
Equivalent Input Noise:Typically -120 dBu with a 1501 source load, 20Hz to 20kHz BW
Line Input (Rear Panel)
Connector:TRS 1/4" Jack
Type:Electronically balanced/unbalanced
Impedance:20k1 unbalanced, 40k1 balanced
Maximum Input Level:+21dBu balanced or unbalanced
CMRR:>40dB, Typically 55dB
Gain (Drive Control)-15dB to +15dB
Instrument Input (Front Panel)
Connector:TS 1/4" Jack
Type:Unbalanced
Impedance:470 k1
Maximum Input Level:+21dBu unbalanced
Analog Outputs
Connector:Male XLR Pin 2 Hot and TRS 1/4"
Type:Servo-balanced/unbalanced
Impedance:Balanced 1201, unbalanced 601
Maximum Output Level:>+21 dBu, >+20 dBm (into a 6001 load)
Insert
Connector:TRS 1/4"
Type:Unbalanced
Impedance:1001 (SEND), 20k1 (RETURN)
Digital Outputs
Connectors:XLR for AES/EBU
RCA for S/PDIF
Impedance:1101 for AES/EBU
751 for S/PDIF
Word Sync Input/Output
Connectors:BNC
Input Impedance:751 terminated by internal jumper
Input:96, 88.2, 48, or 44.1kHz word clock
Output:96, 88.2, 48, or 44.1kHz word clock
System Performance
DRIVE Control Range:+30dB to +60dB for Mic Input
-15dB to +15dB for Line and Instrument Inputs
LEVEL Control Range
(Analog and Digital):-15dB to +15dB
LINE:Selects between microphone and line inputs
Phantom Power:+48V
PAD:20dB pad
PHASE:Reverses pins 2 and 3 of the microphone input XLR
LOW CUT:75Hz, 12dB/octave high pass filter
Analog Frequency Response:<10Hz to 75kHz
THD+Noise:0.35% typical at +4dBu out, 1kHz, 40 dB gain
Interchannel Crosstalk:Typically �80dB, 20Hz to 20kHz
Analog to Digital Conversion
Type:dbx Type IVa A/D Conversion System
Sample Rate:96, 88.2, 48, or 44.1kHz selectable
Wordlength:24, 20, or 16 bit selectable
Dither Type:TPDF, SNR2, or none
Noise Shape:Shape 1, Shape 2, or none
Output Format:S/PDIF or AES/EBU
Convertor Dynamic Range107dB typical, A-weighted, 22kHz bandwidth
Power Supply
Operating Voltage:DO: 120VAC 60Hz, 100VAC 50/60Hz
EU: 230VAC 50/60 Hz
Power Requirements:35 Watts
Physical
Weight:7.3 lbs (3.3kg)
Dimensions:1.75'' x 7.75'' x 19'' (4.5cm x 19.7cm x 48.5cm)
NOTE: 0dBu= -18dBFS, 0dBu = 0.775V rms
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386 User Manual
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ACEC
