...from its numbers to Sparq's VoIP numbers. As the two modes of voice communication are through the same but in the reversedirection, the NCC concluded that CHT's rates were unreasonably high and thus asked CHT to revise its pricing for review...
http://www.digitimes.com/news/a20080808PD203.html
...DVB signal measurement and include constellation diagrams and EVM functions. It has video and audio input ports. Reversedirection signal can be measured as well. Technical index: Optical signal index: Double wave-length: 1310nm/1550nm...
http://www.barcoderesellers.co.uk/pr/21987