OM3 and OM4 • OM3 and OM4 • There are different categories of graded-index multimode fiber optic cable. The ISO/IEC 11801 Ed 2.1:2009 standard specifies categories OM1, OM2, and OM3. The TIA/EIA recognizes OM1, OM2, OM3, and OM4. The TIA/EIA r...

...on any CAT5e and CAT6 cable you purchase. • Near-End Crosstalk (NEXT) • NEXT measures an unwanted signal transmitted from one pair to another on the near end. •   • Power Sum Near-End Crosstalk (PS-NEXT) • PS-NEXT measures the unwanted signal...

Serial in the Industry • Serial in the industry • Serial protocols like RS232, RS422 and RS485 are still used in the industry. A lot of equipment purchased a long time ago is using these interfaces. Purchasing new equipment is not desirable or...

...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 standard, products from different vendors should work together.Channel testing inc...

Component video • Component video, an advanced video format • Traditional Composite video standards—NTSC, PAL, or SECAM—combine luminance (brightness), chrominance (color), blanking pulses, sync pulses, and color burst information into a singl...

Cable testers from simple to advanced. • Cable testers from simple to advanced • Testing LAN Cabling installation • Cabling installed in an office LAN must support strict parameters to handle Ethernet traffic. Installers rely on different type...