What an interesting thing – a new take on thermionic valves for the audio obsessed, base on vacuum fluorescent display technology. According to RS Components, which is stocking the Korg Nutube 6P1 ...

THE modern thermionic valve has now become of world-wide importance, not only in connexion with radio broadcasting, but also in its many applications in scientific and commercial instruments, and in ...

BASED upon the lecturing experience of the author, this book presents an outline of the theory of the operation and design of thermionic valve circuits in a form suitable for university students ...

English engineer John Ambrose Fleming received a patent for the thermionic valve, better known as the vacuum tube, on November 16, 1904. The two-electrode vacuum-tube rectifier, which Fleming called ...