Synway TEJ100E, Руководство по оборудованию, Страница: 17 / 18

Synway Information Engineering Co., Ltd
Appendix A Technical Specifications
Dimensions
120×64mm
2
(excluding L-bracket)
Weight
≤ 100g
Environment
Operating temperature: 0 ℃ —50 ℃
Storage temperature: -20 ℃ —75 ℃
Humidity: 10%—90% non-condensing
Storage humidity: 10%—90%
non-condensing
Input/output Interface
Digital trunk interface:
TEJ100P/TEJ100E/ TEJ101P/TEJ101E:
1 RJ48C jack
TEJ200P/TEJ200E /TEJ201P/TEJ201E:
2 RJ48C jacks
E1 interface:
Compliant with G.703, including 75 Ω
unbalanced interface and 120 Ω balanced
interface
T1/J1 interface:
DSX-1 and CSU line build-outs available
for different extents of signal losses,
including 100
Ω and 110 Ω balanced
interfaces
Audio Specifications
CODEC: CCITT A/µ-Law 64kbps
Distortion: ≤ 3%
Frequency response: 300-3400Hz (±3dB)
Signal-to-noise ratio: ≥ 38dB
Echo suppression: ≥ 40dB
Maximum System Capacity
Depends on the system consumption of
Asterisk and the processing capability of
computer.
Power Requirements
+3.3V DC: 1000mA
Maximum power consumption: ≤ 5W
Audio Encoding & Decoding
A-Law 64kbps
μ -Law 64kbps
Sampling Rate
8kHz
Safety
Lightning resistance: Level 4
Synway TEJ100/200/101/201P, TEJ100/200/101/201E Hardware Manual (Version 1.0) Page 13