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Electrical Definitions |
Q Band : A band of frequencies between 36 to 46 GHz. |
Quadrature Modulation : The modulation of two carrier signals 90 degrees apart by separate modulating functions. |
Quadripole : A network that has only four terminals,i.e. a pair of input terminals and a pair of output terminals. |
Quadruple Phonotom Circuit : A super imposed circuit each side of which consists of the eight conductors of a double Phantom circuit in parallel. |
Quadruplex Telegraph System : A telegraph system in which Duplex and Diplex working are so combined that four messages,two in each direction can be sent simultaneously over a single line. |