It is interesting to note that although currently two of the largest factors in the microwave tube industry, namely, Litton and Varian, both had their beginnings as microwave tube manufacturers, today, microwave tubes now constitute between 2% and 10% of those companies' business.
The down-sizing of the military, the reduced tempo of operations and significant reliability improvements have sharply reduced the DOD's microwave tube procurements.
Methodologies exist which should permit the industry to satisfactorily meet the quick-reaction, high-yield, short-production-run procurements that will probably characterize future DOD microwave tube requirements.
Microwave tubes have changed radically as technology has progressed from the tubes of WWII to those of the present.
Microwave tubes powered both the ECM systems that protected our planes and the airborne fire control radars that enabled the precision bombing that so quickly neutralized Iraqi defenses.
D) M-Type Devices: M-Type devices are microwave tubes in which electrons move in crossed external electric and magnetic fields.
Among microwave tubes based on electron bremsstrahlung radiation in a constant magnetic field, the most common are CRMs or gyrodevices.
: A Key Military Technology," Electronic Industries Association.
Richardson Electronics Ltd (NASDAQ:RELL), a provider of engineered solutions, power grid microwave tubes
and related components and customised display solutions, reported on Wednesday a decrease in net income for its first fiscal quarter ended 1 September 2012.
Richardson Electronics Ltd (NASDAQ:RELL), a provider of engineered solutions, power grid and microwave tubes
and related consumables, on Thursday reported for its fourth quarter ended 2 June 2012 a net income of USD2.7m or USD0.16 per diluted common share, greatly decreased from the net income of USD63.9m or USD3.48 per diluted common share in the same period last year.
According to Richardson Electronics this acquisition positions the company to provide cost-effective distribution, installation and service of microwave tubes
to communications, industrial, military and medical users around the world.