Naturally, the product release cycle keeps on keepin’ on, though actually keeping track of every new gadget and hi-fi release is a tall order for even the most dedicated enthusiast. Catch up below and ...

All the same things except for the tube amplifier, of course. If you are too young to have fond memories of 45s, here’s a primer on how records work. The record player we really want is mobile.

We report on progress in developing a travelling wave tube amplifier with significant gain and power at 220 GHz. This paper provides an overview of the program, describing fabrication and test of slow ...