telecommunication socket
21History of electromagnetism — The history of electromagnetism, that is the human understanding and recorded use of electromagnetic forces, dates back over two thousand years ago, see Timeline of electromagnetism. The ancients must have been acquainted with the effects of… …
22BT Home Hub — The BT Home Hub is a wireless Internet router distributed by BT. It is based on the IEEE 802.11g (WiFi) standard and also supports IEEE 802.11b devices. It is significant as it marks BT’s departure away from traditional telecommunications… …
23Smart grid — Public infrastructure …
24TalkTalk Business — (TalkTalk Communications Ltd) Type Subsidiary Industry Telecommunications Founded 1990 as Pipex …
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