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A cable reel is a round, drum-shaped object such as a spool used to carry various types of electrical wires. [1] Cable reels, which can also be termed as drums, have been used for many years to transport electric cables, fiber optic cables [2] and wire products.
Vintage wooden bobbins, cylindrical, empty of wound fiber, dimensions 16 in. high by 9 in. in diameter. Vintage wooden bobbin, unflanged, wound with yarn and attached to a "shuttle" that fits it for use in a floor loom. A bobbin or spool is a spindle or cylinder, with or without flanges, on which yarn, thread, wire, tape or film is wound. [1]
The Minifon wire recorder was designed for stealth use and its accessories included a microphone disguised as a wristwatch. [8] Wire recording was also used in some aircraft flight recorders beginning in the early 1940s, mainly for recording radio conversations between crewmen or with ground stations. Because steel wire was more compact, robust ...
Compared to modern electrical wiring standards, these are the main technical shortcomings of knob-and-tube wiring methods: never included a safety grounding conductor; did not confine switching to the hot conductor (the so-called Carter system prohibited as of 1923 places electrical loads across the common terminals of a three-way switch pair)
the batch and type of wood used; A date of the last official inspection; An alphanumeric designation e.g. DP 242 where DP is an initialism of Distribution Point; If relevant, a red D plate meaning 'Dangerous' and indicating that the pole was structurally unsafe to climb or due to its proximity to other hazards [23]
Spool may refer to: Bobbin, a cylinder or reel on which a quantity of thread, yarn or wire is wound for use in a particular machine or device; Cable reel, used to carry various types of electrical wires; Spool (record label), active 1998–2008
A linesman working for Country Energy in Australia closing a circuit using a hot stick. In the electric power distribution industry, a hot stick is an insulated pole, usually made of fiberglass, used by electric utility workers when engaged on live-line working on energized high-voltage electric power lines, to protect them from electric shock.
A winder being used in the construction of a transformer, at a technical college workshop A winding machine or winder is a machine for wrapping string, twine, cord, thread, yarn, rope, wire, ribbon, tape, etc. onto a spool, bobbin , reel, etc. [ 1 ]