Descripción del producto

High density and convenient configuration: 1. The uplink port of QJ-PCM*0 may be optical fiber or 4 E1 cable (*5 ohm with coaxial or **0ohm with twisted-pair cable); 2. It will work as a PCM or a PDH equipment; 3. Up to *0 access channels will be hold in one rack; 4. Equiped with **6x**6 non blocking *4k cross connection unit; 5. Can be used as Drop/Insert equipment; 6. The access type will be *0/**0M Ethernet ports, FXS, FXO, hotline, magneto phone, ***0Hz carrier phone, 2 wire audio with E&M, 4 wire audio with E&M, telegraph, V.*5 synchronous data, V.*4/V.*8 asynchronous data, co-directional *4K data, N×*4K V.*5 data; 7. As many as 5 access cards will be hold in one rack and each cards contains 6 access channels. Powerful net management system : 1. the equipments may be configured in astroid or dendriform, as many as four NMS platforms will run in the same network, and they can be placed in any node of the net. 2. the cross connection mode and the audio level will be setting by the NMS 3. the audio level, the efficiency of signaling and the data interface will be tested by NMS High reliability:The application of high reliability components and advanced technology Smart in shape:The application of aluminum alloy material makes the equipment more beautiful and more light low power consumption :The power consumption is less than *0 Watt (no subscriber hook off or ringing ) Optical fiber interface>> Optical fiber interface: rate:**0Mbps code mode:CMI physical connector:FC/SC wave length:***0nm/***0nm optical power:>*9dBm receive sensitivity:＜**8dBm(BER≤1×*0ˉ*0) Ethernet: Standard:IEEE**2.3 Bit Rate:*0M and **0M auto suitable running mode:full duplex and half duplex auto suitablephysical:RJ**5 E1 interface: Bit rate:2.**8Mbit/s±*0ppm Code:HDB3 conforms to G.**3 Jitter:conforms to G.**3 Impedance:Q9 / *5Ω or RJ*8 / **0Ω selectable Audio interface:standard ITU-T G.**1 ITU-T G.**2 ITU-T G.**3