- 30octoberWhat is an ADSS cable ?
- 19februaryAWG - labeling system thickness of the wires
American Wire Gauge (AWG from the English. American Wire Gauge) — American system of marking wire thickness, which is used since 1857 predominantly in the United States.
- 3novemberProtection of optical fiber cables.
Optical Cables with OKM metal elements in the structure ( ply protective shell, power components, copper wire for transmitting remote power supply) must be protected against lightning and hazardous effects of electromagnetic power lines and electrified railways AC.
- 26julyElections are held on the heating
Conductors for any purpose must meet the requirements for the maximum allowable heat taking into account not only normal, but also post-emergency regimes and regimes in the period of repair and possible irregularities in the distribution of currents between the lines, sections of buses, etc. When checking for heat taken a half-hour maximum current maximum of half of the middle part of the current network element.
- 12julyGuide modular connectors
There are 4 basic types of modular connectors. 8-position modular jacks are usually incorrectly referred to as «RJ45», and 6-position — «RJ11».
- 10julyFiber-optic cables
Fiber optic cable (also fiber-optic) — this is a fundamentally different type of cable compared to other types of electrical or copper cables.
Unit — unit of the vertical dimension of the equipment in a standard rack server and communication equipment.