Q: Concerning Category 3, 4, and 5 cables used in Ethernet applications, what is the number of twists in Category 3, 4, and 5 cables? Do Category 3, 4, and 5 use the same type...
The Poly 421 DW heat-shrinkable polyolefin tubing can be used for wire splices, connections, breakouts, and transitions. It features a thermoplastic adhesive lining, and a shrink...
The STS-1/OC-1 Sonet multiplexer operates either as an STS-1 channel bank or as a fiber-optic, counter-rotating-ring, OC-1 fiber-communications system. Interfaces for voice and...
Universal Closures protect the straight or branch splices of high-pair-count telecommunications copper and fiber-optic cables. With a sealing system that is elastic and compressible...
Protocol analyzer software tests and verifies an RS-232 communications link using a personal or laptop computer. Bit-error-rate testing provides a quantitative measure of performance...
Two of the industry`s well-established fiber-optics suppliers announced at the recent bicsi Winter Conference that they will join forces to provide local area network (LAN) customers...
Consumption of fiber-optic installation apparatus in North America is forecast to increase more than threefold between 1995 and 2005, according to a market-research report released...
The Telecommunications Industry Association (TIA--Arlington, VA) has published two new telecommunications systems bulletins--tia/eia-tsb-67: "Transmission performance specifications...
Bicsi (Tampa, FL) has introduced cd-rom versions of its Telecommunications Distribution Methods Manual (tdmm) and LAN Design Manual. These cd-roms have the same text, diagrams...
I recently attended a building wiring standards seminar sponsored by the Telecommunications Industry Association (tia--Arlington, VA). It was held at the same site and during ...
The Diversified Tool Kit contains a compartment for frequently used tools and another to store files, documents, a calculator, and pens. It has a built-in clipboard with a writing...
Q: Recently, mice chewed through a section of fiber-optic zipcord located inside one of our trailer offices. The cable is an Opti-Pak ofnr-rated product manufactured by APD Inc...
Q: In raised-floor systems, such as in campus computing centers, I have seen a smorgasbord of conduit and cabling types, including plastic, aluminum, steel, PVC, and plenum. Is...
Q: My company has been asked to bid on a high school project in Simi Valley, CA, where the school already has Category 5 cable pulled above the dropped ceilings, but nothing has...
Protecting telecommunications cabling under raised floors by placing it in cable trays may not completely solve your cable-pulling and interference problems. If the cable tray...
Fiber-optic backbone cabling in the telecommunications closet (TC) can sometimes be damaged following installation. For example, it is not uncommon for other building trades to...
Once a cabling installation has been completed and the drywall put up and finished, the end-user moves into the space and begins to hang pictures, put up bulletin boards, and ...
You have a triplex surface-mount outlet with one voice and two data ports (one unused) in an office cubicle. In the adjacent cubicle, you need to add one voice port, but that ...
The uae-dat 100 system of shielded patch panels and wall outlets provides protection from the effects of EMI and near-end crosstalk in data networks for speeds from 10Base-T to...
Of the two major kinds of optical fiber--singlemode and multimode--the former is better known as a medium for long-distance applications that require very high data rates, such...
The zctc 1024 zone-cabling termination cabinet can be mounted into the ceiling-tile grid system, providing access for all cabling applications. Constructed with a continuous-hinge...
Once a year, the Telecommunications Industry Association (TIA-- Arlington, VA) sponsors a commercial building cabling standards seminar at which it gathers its TR-41.8 subcommittee...
The design of this cable organizer uses grooves to secure bulk, 4-pair, Category 3, and most Category 5 cables, latching them into place. Manufactured with a telecommunications...
The IC108 4-port, surface-mount box is compatible with all IC107 Series modules. It includes snap-off cable entry at the rear and on both sides, and built-in strain relief. Available...
The Trencor 960 rock saw cuts through solid rock to depths of 54 inches and provides cutting widths that range from 7 to 18 inches. The digging chain is mechanically driven through...
To provide a gradual curvature and proper bend radius, bend-radius clips attach behind the connector to jumper or pigtail cables. The devices can be clipped together to form a...
PassPort Wallplates and IDC Patch Panels are part of the PowerCat line of products. They are power-sum-compliant, tested to 350 MHz, and designed to eliminate short-link resonance...
Institutions that need a cost-effective, secure network that can handle higher bandwidth requirements than is possible with unshielded twisted-pair cable are turning to shielded...
FiberPRO file- and test-management program enables automated recording, management, and documentation of test data for OFT-30 and OFT-50 otdrs. When in the office, users can configure...
Stay Put Tip cable ties feature a small insertion point that allows the tip to be inserted into the head. The ties are available in 4-, 514-, 714-, 8-, 11-, and 14-inch lengths...
The MDB-9 Gigabit Optical Extender connects electrical high-speed data communications links that require the extended-distance performance realized through optical fiber. This...
The POD feature for the 3.5-, 4.5-, and 6.0-kilovolt-ampere UPStation S units can be plugged into the back of the UPStation S. It lets users keep critical loads running while ...
The 61 Series custom-made fiber-optic attenuators display a typical return loss of 55 dB for APC, 45 dB for Super PC, and 40 dB for PC connectors. Available in ruggedized and ...
The Meller Optics Polishing System includes Gugolz optical lapping pitch offered in five premixed grades, alumina abrasive powders, and alumina suspensions. Alumina abrasive powders...
The company`s Fiber Optic Product Catalog lists components, tools, and test equipment needed to terminate or splice fiber-optic cable, including patch panels. It also includes...
The Model 279 Single-Mode to Multi-Mode Fiber Optic Converter provides long-distance transmission of fiber-optic signals, and can be employed in systems that have nulls in their...
This line of heat-shrink products includes thin- and thick-wall items, as well as related accessories and application tools for insulating, protecting, harnessing, and identifying...
The ZoneBarrier surge-protection module uses a double network of fast diodes and silicon avalanche diodes to control lightning-induced transients to low levels. The module, which...
