Cablegroup4 • Technology made simple - "Black Box Explains" provides you with a clear, concise overview of many technologies and their functionality, so you can make an informed purchasing decision. • Check out our IT knowledgebase for indepth...

...long haul. Depending on cable type, FDDI networks can stretch up to 100 km in circumference. And FDDI speed can be improved. If the second ring is used as its own network, both rings can operate individually at speeds as fast as 200 Mbps. • This fea...

...required. Copper-wire cable can be video coax, miniature coax, or, most commonly, shielded twisted pair with a DB9 or HSSDC connector. Fibre choices include 62.5- or 50-µm multimode and 7- or 9-µm single-mode fibre, all with an SC connector. • Oth...

...A standard USB cable features two different kinds of connectors. A USB Type A connector plugs into a host device, such as your PC. The USB Type B connector plugs into the peripheral. Having two different types of connectors helps to prevent...

...is to have a connection cable that supports DDC transmission ( VGA: pins 12 an 15 need to be connected). • An extender or a switch in between? • But what happens if there is an extender or a switch in between? A lot of them do not support DDC at all...

...level not protected by cable shielding, and it's possible to monitor these signals outside the secure zone using a radio receiver. Even without a Trojan, a sophisticated receiver located nearby picks up and views what's on the VGA monitor. • What T...

...for multifiber ribbon cable that generally contains 6, 8, 12, or 24 fibers. It is defined by IEC-61754-7 and EIA/TIA-604-5-D, also known as FOCIS 5. The MPO connector, combined with lightweight ribbon cable, represents a huge technological advance...

...on 75-ohm BNC coax cable for transmission — the same cabling traditionally used for analog video communications. • SDI interfaces are standardized by the Society of Motion Picture and Television Engineers (SMPTE) and include: standard-definitio...

...instance, maximum V.35 cable distances can theoretically range up to 610m at speeds up to 64 kbps. Actual distances will depend on your equipment and cable. To achieve such high speeds and great distances, V.35 combines both balanced and unbalanced...