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Echo Canceller (3 Total): 2 Acoustic - 126 mS tail time
1 Line - 30 mS tail time
Will never diverge, regardless of signal
type (i.e. sine wave)
Telephone Line Return Loss: 45 dB
Audio inputs (Codec, AUX):
Gain: -20 dB to +20 dB, programmable in
1 dB steps
Input impedance: 10 k Ohm
Connector: 5-pin Phoenix
Audio outputs (Codec, AUX): Floating balanced, either side can be
grounded
Nominal level: 0 dBu all outputs, -20 and -40 dBu
selectable
Output impedance:
0 dB Attenuation: • 450 Ohms differential
-20 dB Attenuation: • 50 Ohm differential
-40 dB Attenuation: • 5 Ohm differential
Input Dynamic Range
(Codec, AUX): 102 dB (unweighted 20 - 20 kHz)
Output Dynamic Range
(Codec, AUX): 105 dB (unweighted 20 - 20 kHz)
Audio Performance (Codec, AUX):
IMD + noise: 0.1% max.
0.02% nominal input level
THD + noise: 0.1% (worst case)
0.02% nominal input level
EIN: -126 dBu
Connectors:
Audio I/O: 5-pin “Phoenix” type
Expansion: RJ45
Logic I/O: DB25
Serial: Standard USB and mini TRS
Proprietary network
Physical level: LVDS (Low Voltage DIfferential Signal)
high speed
Connector: Four RJ-45
Cable quality: Shielded CAT-5
Transmission speed: 50 Mbits/s
Programmable control inputs
Number of inputs: 11
Analog voltage range: 0-5V
Logic input: TTL, LVTTL, CMOS, LVCMOS
Programmable control outputs
Number of logic outputs: 8
Logic control: active low
Max sink current: 100 mA
Max supply voltage: 40 V
Supply voltage for control I/O: 5 V
Max current: 750 mA
Power requirements: 100-240 VAC, 47-63 Hz
Power consumption: 15 Watts
(no ventilation requirements - no fan)
Dimensions:
Faceplate: Standard 19 inch 1RU
Housing: 17.500” W x 1.710” H x 7.500” D
Weight: 1595 grams; 3.516 lbs. without AC cord
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