Volume 3, Issue 9

Clean and test hybrid jumpers before use

Sept. 1, 1995

Hybrid jumpers are used to connect an optical-loss test set to an optical fiber terminated with connectors different from those resident on the test set--for example, SC-to-ST...

RJ45 UTP & Shielded

Shielded and unshielded twisted-pair cable revisited

Sept. 1, 1995

Recently, the advantages and disadvantages of shielded and unshielded twisted-pair cable have been under debate. Advocates of STP cable, which includes screened twisted-pair and...

Testing

Measuring cable length using nominal velocity of propagation

Sept. 1, 1995

Length is one of the four primary test parameters specified in the American National Standards Institute/Telecommunications Industry Association/Electronic Industries Association...

Home

Testing for data lines

Sept. 1, 1995

As the number of digital data lines increases, it becomes more important to test for them. If a technician, however, attaches a piece of test equipment to a data line, mistaking...

Home

Wiring a Category 5 66 block

Sept. 1, 1995

Wiring a 66 block with Category 5 unshielded twisted-pair cable requires a different termination method not typically used with voice-grade cables.

More content from Volume 3, Issue 9

Home

Fiber organizer

Sept. 1, 1995

Network Splice Organizer protects splices in low-fiber-count applications. Used for customer premises wiring closets and equipment rooms, this compact wall-mountable unit projects...

Home

Deep-drawn enclosure catalog

Sept. 1, 1995

This 60-page catalog details more than 75,000 pre-tooled sizes of deep-drawn aluminum enclosures. Listed in table format are options for covers and standard nutplate/junction ...

Connectivity

Installing and testing fiber-optic cabling plant

Sept. 1, 1995

Although fiber-optic networks differ significantly from copper-based networks, the methods for testing and troubleshooting them are very similar. The techniques can easily be ...

Cabling Installation

Multimedia outlets fit many applications

Sept. 1, 1995

Multimedia outlets support different types of cabling--coaxial, fiber, unshielded twisted-pair and shielded twisted-pair. With a snap in or out, you can configure and modify outlets...

Connectivity

Two-port surface box

Sept. 1, 1995

The two-port surface box consists of a base and cover. The base accepts two jacks or connectors that snap into place. For each port, the box includes built-in strain relief that...

Connectivity

Fiber-optic component makers address price barriers

Sept. 1, 1995

The fiber-optic industry is much like a 15-year-old teenager who is rapidly growing, prone to change and still immature. While applications for fiber continue to emerge--for example...