Profile: California Tube Laboratory is a designer and manufacturer of vacuum tubes. Our pulse magnetron is used in application such as commercial and military radars, simulators & X-ray systems. Our CW magnetron tubes are used in applications such as commercial microwave, heating, drying and curing applications and also in plasma generation & linear accelerators. Our magnetron tubes include water-cooled anode and external electromagnets. We offer rebuilding services for magnetron products. We serve the industries such as commercial, medical and microwave equipment industries.