Pcm Over Optical
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62 Bà Triệu - Hàng Bài - Hoàn Kiếm - Hà Nội
PCM OVER FIBER (32 Voice (FXS/FXO) Pots channels over Fiber)
Detailed Product Description:
v 32 channel Voice Optical Multiplexer, 32 Voice (FXS/FXO) POTS over fiber has 32 channels voice, 4 – 8 E1 interface and 1 Ethernet port.
v 32 channel Telephone Optical Multiplexer, 32 Voice (FXS/FXO) POTS channels over fiber, voice over fiber, voice to fiber converter.
· 4-8 E1 interface.
· 32 channel telephone interface (modularize design, flexible configure 1-32 channels telephones)
· 1 * 10/100M Ethernet Interface.
Characteristic:
v Provide 1 port 100M Ethernet interface and 2 ports shared Ethernet interface (optional).
v Provide 4 – 8 E1 interface.
v Provide 1 – 32 channels telephone interface (users can choose any telephone channels as they need).
v Voice Interface support CND (calling number display) and antipole signal.
v Small size, look beautiful, easy installation and operation..
v Perfect status display, easy maintenance and management.
v 48 VDC or 220 VAC power supply (optional)
Specification:
Optical Interface Bit rate 155.52 Mbps+/-20ppm Code Pattern NRZ + Scramble Transmit Optical power >-5dB - 17dB Receive sensitivity >-36dB E1 Interface Standard E1 Interface Conform to ITU-T G.703 G.704suggestion Bit rate 2.048Mbps(+/-50ppm) Code Pattern HDB3 Interface Impedance 75Ω Interface Characteristics Conform to G.703 G.742 and B.823 standard Frame Structure No frame structure Ethernet Interface Interface 10/100Base-Tx Interface specification Conform to IEEE-802.3u standard Interface rade 10/100M self-adaptive Interface connector RJ45 Subscriber loop Interface Voice Interface Voice characteristics with the <<Ministry of Posts and total telephone exchange switch equipment Technology Standard.>> Impedance 600Ω Insertion Loss -3±0.75dB Frequency 3003400Hz (-0.6+3dB) Weighted noise ≤63.7dBmop Crosstalk attrenuation ≥65dB Subscriber Line loop resistance of Less than 3KΩ (walkie-talkie) Feed voltage 48V Feed current 20 ~ 50mA Ringing current plus or minus 15V AC90 Power Supply Power supply 220V or -48V optional External dimensions Standard 19-inch 1 U Structure: 438*215*45
HẾT HẠN
| Mã số : | 2100171 |
| Địa điểm : | Hà Nội |
| Hình thức : | Cần bán |
| Tình trạng : | Hàng mới |
| Hết hạn : | 31/12/2020 |
| Loại tin : | Thường |
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