16 impedance converter <> http://www.gzmxtek.com/ProductView.asp?ID=101 
 Product Description: BLC703 impedance converter is a balance between economic 2M G.703 (120Ω twisted-pair) to unbalanced (75Ω coaxial) signal converter, can effectively address the E1 network equipment in remote high-speed Internet signal conversion. Optional configuration 75Ω to 120Ω interfaces over copper shield between the lines. Use BLC703, users can simply use ordinary 120ohm twisted pair completed 75ohm coaxial signal communication between the hardware. 
 Communication indicators 
 G.703 interface standard 
 Twisted pair signal T +, T-, R +, R-, GND 
 Copper signal TX, RX 
 Transparent ways of working transform 
 Rate of 2Mbps 
 Link isolated 1000V 
 Interface Type BNC (75ohm copper-axis) and RJ45 Block (120ohm twisted pair) 

 Environmental indicators 
 Operating temperature -40 ℃ to 80 ℃ 
 Storage temperature -40 ℃ to 85 ℃ 
 Humidity 5% to 95% 

 Power indicator 
 No input power supply 
 No power loss 

 16 impedance converter <> http://www.gzmxtek.com/ProductView.asp?ID=101 
 Sims <> http://www.gzmxtek.com 
 Optical <> http://www.gzmxtek.com 
 Tel Optical <> http://www.gzmxtek.com 
 Video Optical <> http://www.gzmxtek.com