Gee(redirected from gee up!)
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Maurice. born 1931, New Zealand novelist
An electronic navigational system that establishes hyperbolic lines of position similar to those produced by loran, but employing a radio frequency of 22-30 and 40-85 megahertz, whereas standard loran operates in the 1700-2000-megahertz band.
A VHF (very high frequency) system of radio navigation in which an aircraft receives interrelated pulses transmitted from ground stations and determines its position by plotting the observed intervals between the pulses from a pair of stations on a special map. This radio navigation aid is now obsolete.