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Appendices ~ Appendix A: Specifications
94
Technical Services Group ~ 1-800-283-5936 (USA) ~ 1-801-974-3760
Maximum # of Mics Mode
Ambient Level
Gate Threshold Adjust
Off Attenuation Adjust
Hold Time
Decay Rate
Microphone Input Configuration
Input Gain Adjust
Mic or Line Level
Phantom Power on/off
Echo Cancellation on/off
Noise Cancellation on/off
Filters
All Pass
Low Pass
High Pass
Notch
PEQ
Mute on/off
Chairman Override on/off
AGC on/off
Speech Leveler on/off
Auto Gate/Manual gate
Adaptive Ambient on/off
Telco Line
RJ-11
POTS (plain old telephone service) or
analog extension from a PBX
A-lead supervision provided
Telco Set
RJ-11
Connect analog telephone set
A-lead supervision provided
Telephone Audio Performance
Conditions: Unless otherwise specified,
all measurements are performed with
(AGC disabled, referenced @ -15dBm
on/off the telephone line)
Frequency Response: 250Hz to
3.3kHz +/- 1dB
THD+N: <0.2%, 250Hz to 3.3kHz
SNR: >62dB re max level
Pre Emphasis: =4dB @ 2kHz
Telephone Echo Cancellation
Tail Time: 31ms
Null: >55dB
Telephone Noise Cancellation
Noise Cancellation: 6–15dB
attenuation, adjustable in 1dB steps
Set-up Software
G-Ware
Approvals
FCC, CSA, IC, CE, NOM, ACA, SABS,
JATE