 |


| Latest News |
| To celebrate the exhilarating performance of ProtosV, Vista invites you to enter a once-in-a-lifetime opportunity to win a stunning Brig Eagle speedboat, complete with engine and trailer. Essentially a wave roadster, this vessel is the epitome of waterborne, exhilarating performance. |
| more >> |

| Register |
| Enter your details below to receive all the latest Norbain SD products updates direct to your email: |
|
|
|
 |
 |
 |
Products & services > Product catalogue > Glossary
Glossary

| 100BASE-T |
A high-speed version of Ethernet (IEEE 802.3). Also called Fast Ethernet standard, 100BASE-T transmits at 100 Mbps. |
| 20mA Current loop |
A type of serial communication in which the presence or absence of an electrical signal indicates the state of the bit being transmitted. |
| 2B+D |
ISDN’s basic service is called Basic Rate Interface or BRI. BRI is made of two 64-kbps B channels and one 16-kbps D channel (2B+D). |

|
 |