In telecommunication, a drift is a comparatively long-term change in an attribute or value of a system or equipment operational parameter. BlackBerry 7100t Telecommunication refers to communication over long distances. ... A system is an assemblage of inter-related elements comprising a unified whole. ...

The drift should be characterized, such as "diurnal frequency drift" and "output level drift." // Information processing In information processing, output is the process of transmitting information by an object (verb usage). ...

Drift is usually undesirable and unidirectional, but may be bidirectional, cyclic, or of such long-term duration and low excursion rate as to be negligible.

Source: from Federal Standard 1037C and from MIL-STD-188 Federal Standard 1037C entitled Telecommunications: Glossary of Telecommunication Terms is a U.S. Federal Standard, issued by the General Services Administration pursuant to the Federal Property and Administrative Services Act of 1949, as amended. ... MIL-STD-188 is a series of U.S. military standards relating to telecommunications. ...