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Fibre vs Copper • Fibre versus copper. • When planning a new or upgraded cabling infrastructure, you have two basic choices: fibre or copper. Both offer superior data transmission. The decision on which one to use may be difficult. It will oft...

Plasma vs. LCD screens. • Plasma vs. LCD screens • You need to consider many factors • When deciding whether to use plasma or liquid crystal diode (LCD) displays for your applications, you need to consider many factors. Both provide brilliant ...

G.SHDSL, VDSL, and VDSL2. • G.SHDSL, VDSL, and VDSL2 • To provide more bandwidth to customers, telco providers kept pace by offering ever-faster xDSL variations (ADSL, HDSL, SDSL etc.). Suppliers have kept pace likewise, with technologies to g...

M1 - Display Interface System • M1 - Display Interface System • In 2001, the Video Electronics Standards Association (VESA) approved the M1 Display Interface System for digital displays. The M1 system is a versatile and convenient system desig...

Surge vs. lightning protection. • Surge vs. lightning protection • A brief rise in voltage • A surge is a brief rise in voltage that's caused when power is switched on or off to a high-powered device. Surges can produce high-transient voltages...

Component vs. channel testing • Component vs. channel testing • Channel Testing • When using a Category 6 system, the full specification includes the testing of each part individually and in an end-to-end-channel. Because CAT6 is an open stand...

Multimode vs. Singlemode Fibre • Multimode vs. Singlemode Fibre • Multimode fibre cable has a large-diameter core and therefore has multiple modes of propagation—that is, several wavelengths of light are used in the fibre core. It’s primarily ...

Loose-tube vs. tight-buffered fibre optic cable • Loose-tube vs. tight-buffered fibre optic cable • There are two styles of fibre optic cable construction: loose tube and tight buffered. Both contain some type of strengthening member, such as ...

Shielded vs. unshielded cables • Shielded vs. unshielded cables • The environment determines whether cable should be shielded or unshielded. Quiet office environments, busy retail establishments, and individual workshops all require different ...