communication circuits
41Battery (electricity) — For other uses, see Battery (disambiguation). Various cells and batteries (top left to bottom right): two AA, one D, one handheld ham radio battery, two 9 volt (PP3), two AAA, one C, one …
42Twisted pair — 25 pair color code Chart Twisted pair cabling is a type of wiring in which two conductors (the forward and return conductors of a single circuit) are twisted together for the purposes of canceling out electromagnetic interference (EMI) from… …
43Frequency mixer — This article is about non linear mixing operating in the frequency domain. For other types of mixers, see electronic mixer. Frequency Mixer Symbol. In electronics a mixer or frequency mixer is a nonlinear electrical circuit that creates new… …
44Institut d'électronique de microélectronique et de nanotechnologie — The Institut d électronique de microélectronique et de nanotechnologie (IEMN) is a research institute of the Université Lille Nord de France (UMR CNRS 8520). IEMN research activities The main research focus are in six major scientific areas : *… …
45Moscow–Washington hotline — Hot Line redirects here. For the song of that name, see The Sylvers. For hotlines in general, see hotline (disambiguation). Red Phone from the time of President Jimmy Carter The Moscow Washington hotline is a system that allows direct… …
46German code breaking in World War II — achieved some notable successes, but also suffered from a problem typical of the German armed forces of the time. Numerous branches and institutions maintained their own cryptographic departments, working on their own without collaboration or… …
47Demodulation — Passband modulation v · d · e Analog modulation AM · …
48Bit Error Rate Test — BERT or Bit Error Rate Test is a testing method for digital communication circuits that uses predetermined stress patterns comprising of a sequence of logical ones and zeros generated by a pseudorandom binary sequence. A BERT Tester typically… …
49Western Union — For other uses, see Western Union (disambiguation). The Western Union Company Type Public Traded as NYSE:  …
50Community of interest (computer security) — This article is about a specialized meaning in the field of computer security. For the more general meaning, see Community of interest. C.O.I., Community of Interest is a means by which network assets and or network users are segregated by some… …
