A pulsed multi-channel UWB receiver. The connector comprises, in addition to signal-conditioning transformers, a current-blocking ferrite and a plurality of pairs of common-mode filters, one pair for each conductor of each active twisted pair of the cable. The request includes a first unique identifier that uniquely identifies the first device, a second unique identifier that uniquely identifies a second device, and payload data indicating a change request. The plurality of outer leads is covered with an insulating material that is laid on the outer leads immediately after they are formed on the substrate.