Any assemblage of equipment used to generate, store and distribute electrical power on board a satellite or spacecraft

The distribution of data and other signals via electric power distribution wires

(idiomatic) Someone who appears to be without special status, but who has great covert influence on a person in authority.

(algebra) An algebra such that every subalgebra generated by one element is associative.

plural of power-line communication

Alternative spelling of power line communication

plural of relocatable power tap

plural of power line communication

(radio) the energy of a radio frequency, determined by multiplying the transmitter power output with the antenna gain.

plural of space power system