Appendices
Appendix A: Specifications
Dimensions (LxDxH)
17.25" x 10.25" x 1.75" 43.8 x 26 x 4.5 cm
Weight
7 lb/3.18 kg dry
12 lb/5.4 kg shipping
Operating Temperature
Humidity
15% to 80%,
Power Input Range
Power Consumption
30W typical
G-Link In/Out
Proprietary Network
(6 meters) maximum cable length between two networked Audio Perfect products
RS-232
9,600 (default)/19,200/38,400 baud rate
8 bits, 1 stop, no parity
Hardware flow control on (default)/off
Control/Status
Inputs A/B: active low (pull to ground)
Outputs A/B: Open collector, 40VDC max, 40mA each
+5VDC pins (2) (300mA
Mic/Line inputs 1-4
Nominal Level: adjustable,
Maximum Level:
Echo Cancellation: 120ms tail time (works with 12dB of room gain)
Phantom Power: 24V, selectable
Line Inputs A-D
Nominal Level: 0dBu
Maximum Level: 19dBu
Outputs 1-8
Nominal Level: 0dBm
Maximum Level: 19dBu
Speaker Output
Binding post 5W max into 4Ω
Telco Line
POTS (plain old telephone service) line or analog extension from PBX
Telco Set
Connect analog telephone set
Audio Performance
Conditions: Unless otherwise specified, all measurements are performed with a 22Hz to 22kHz BW limit (no weighting).
Frequency Response: 20Hz to 15kHz
± 2dB
Noise (EIN):
THD+N: <0.1%
SNR: 65dB re 0dBu
Dynamic Range: 85dB
Telco Audio Performance
Frequency Response: 250Hz to 3.3kHz ±2dB (AGC disabled)
SNR: >60dB re
THD+N: <0.2%, 250Hz to 3.3kHz (AGC disabled)
TEC tail time: 31ms
TEC null: 55dB nominal
Approvals
FCC, ASA, CE
Matrix Mixing Parameters
8x8 matrix
Auto Mixer Parameters
Number of Open Microphones (NOM)
PA Adaptive Mode
First Mic Priority Mode
Last Mic Mode
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 Mute on/off Chairman Override on/off High Pass Filter
EQ Adjust AGC on/off
Auto Gate/Manual Gate/Gate Override Adaptive Ambient on/off
