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TL407 Multichannel SFN Network Adaptor
TL407 Multichannel SFN Network Adaptor

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conform to MPEG-2/DVB standard and international GB/T19263-2003
DS3/E3 input support many transmission protocols


TL407Multi-channel DTV Network adaptor is developed by Beijing CircLoop Digital Image Tech. Co., Ltd. independently.Its single model can adapt 4 channel ASI to 4 set DS3/E3  signal, each set DS3/E3 has main and stand by two channel output; this equipment support multiple protocols joint such as G.704 frame formatRS correcttransmission bite selection sequence Etc,completely meet international GB/T19263-2003MPEG-2 signal on SDH network transmission technical specificationthis equipment has build-in 4×4 nonblocking matrix switcher,it can send any channel ASI to any channel DS3/E3 outputUp to two model can be inserted in this equipment, and it can adapt up to 8 channel ASI to DS/E3.

It is modular and plug-in plate structure. Based on the web browser management and controlling, it is easy to operate and maintain.


Main features

Function characteristics

Fully conform to MPEG-2/DVB standard and international GB/T19263-2003ASI input support bite model, package model, support 188204 package lengthSupport PCR re-identifySupport many DS3 transmission protocolBuild-in matrix switch functionNetwork management based on web browser,with many signal warning and report error function With modular plug-in plate structure, it can combine multi function flexibly

                         TL400 series type  and function correspondence table

TL400 network adaptor type and function correspondence table





ASI input

10MHz1pps input

ASI output

E1X4 output

DS3/E3 output



Support SFN




Support SFN

















Support SFN



Support SFN


√ 4 Channel




DS3/E3-ADS3/E3-BDS3/E3-CDS3/E3-D,4 sets DS3/E3 Output




 Distribute and transmit DTV TS in the telecommunication network

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