Weighing Machine * Aircraft Weighing Machines * Airplane Scales * Truck Scales * Industrial Scale * Commercial Vehicle Enforcement General Electrodynamics Corporation (GEC) is the world leading manufacturer of advanced portable aircraft weighing machines, heavy-duty portable truck scales and electronic portable test equipment. GEC is established worldwide for aircraft weighing applications from critical flight testing, C & D checks, routine maintenance and CG verification. The company assists commercial vehicle enforcement agencies by providing truck scales that hold up under tough conditions and improve safety for the officers who utilize them.