The tech news channels were recently abuzz with stories about strange signals coming back from Voyager 1. While the usual suspects jumped to the usual conclusions — aliens!! — in the absence of a firm ...

CLEVELAND — Images from the moon will be sent to Earth with higher power and increased efficiency due to communications hardware provided by NASA’s Glenn Research Center. The hardware, called the ...

Teledyne Wireless LLC, a Teledyne Microwave Solutions Company, Rancho Cordova, California, is awarded an $8,243,062 firm-fixed-price, cost-plus-fixed-fee indefinite ...

Slow-wave structures (SWSs) form the heart of travelling-wave tubes (TWTs), serving to reduce the phase velocity of electromagnetic waves so that they synchronise with an electron beam over an ...

Earlier this year, the James-Webb Space Telescope sent back to Earth some of the most detailed images of other galaxies. This was partly due to a Vacuum Electronics Device (VED) called the Travelling ...

Click to open image viewer. This device is a traveling wave tube (TWT), built by RCA, for use in RCA communications satellites developed in the late 1970s and early 1980s. TWTs have been and remain a ...

Click to open image viewer. This device is a traveling wave tube (TWT), built by Martin Marietta in the early 1990s for the BS-3N communications satellite, owned by the Japanese NHK television company ...