Overview
     MEL-40 is the most newly promoted product that can convert 1-4E1 to 10Base-T Ethernet. This protocol converter could support 1-4E1 to Ethernet, which extend the bandwidth to 7.68Mbps. It is widely used in two LAN connecting, remote monitor and video broadcasting. 

Features
　◆ Fully compatible with IEEE802.3, ITU-T G703, G704 and G823
　◆ Enable any group of CH1-CH4 E1 channel to transmit the data at will
　◆ Extend the bandwidth to 7.68Mbps when using 4E1 channels
　◆ Support auto-inspection of effective E1 channel without interruption of data transfer.
　◆ Automatically cut off the E1Channel when it has LOS and AIS alarm, and inform the remote end simultaneously
　◆ Support remote E1 Loop function
　◆ 75/120 ohm Optional of E1 channel impedance
　◆ Internal power supply, overall power consumption<3w, AC160V-260V 

Specifications
1、E1 Port
　Bit rate: 2.048Mbit/s±50ppm
    Line code: HDB3
    Standard: in accordance with ITU-T G.703, G.704
    Connector: BNC connector, line impedance 75ohm
    Non-support the use of time slots 
    Jitter Performance: compatible with G.742 and G.823
2、Ethernet port
    Data Rate: 10/100Mbps auto-negotiation
    Standard: Compatible with IEEE802.3
    Connector: RJ-45
    Full duplex auto-negotiation 
3、Size: 265mm(W) × 160mm（D）× 44mm（H） 

Typical Application