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voice extender telephone multiplexer
Description
IDM-30 is a fixed configuration. It transmits 30 channels of phone over E1(coaxial cable or twisted pairs).
Voice Extenders Over E1(3)
1 to 30 channel voice extender over E1
Description
IDM-30 is a fixed configuration. It transmits 30 channels of phone over E1(coaxial cable or twisted pairs).
Features
Transmission medium is coaxial cable (75ohm) or twisted pairs (120ohm).
Standard 19” 1U housing, easy to install.
Fixed configuration,... Read More
2011-06-15 10:13:39
1 to 30 channel voice extender over E1
Description
IDM-30E transmits 30 channels of voice over coaxial cable or twisted pairs. With all FXO/FXS modules soldered to the main board, this model is more cost-effective than modular ones and also has a more stable performance.
Features
Transmission medium is c... Read More
2011-06-15 10:05:45
1 to 30 channel voice extender over E1 (modular)
Description
IDM-30A transmits at most 30 channels of voice/telephone or data signals over coaxial cable or twisted pairs. IDM-30A is a modular equipment. It could accommodate more than ten types of plug-in cards including FXO, FXS, 4-wire E&M, 2-wire E&M, V.24, etc. All plug-inreplace... Read More
2011-06-15 10:00:55
