January 1997
Beginner
435 pages
18h 29m
English
Content preview from Microwave and Wireless Communications Technology
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220 MICROWAVE TUBES
in the catcher to provide a feedback port. The input and feedback ports are con-
nected together externally tO the klystron through either a waveguide or a trans-
mission line that provides sufficient time delay to ensure in-phase feedback. The
amplifier klystron then becomes an oscillator.
A reflex klystron
(Fig. 11-14) requires only a single resonant cavity and replaces
the collector with a
repeller electrode.
This electrode is biased with a negative poten-
tial to turn back electrons. The bunching phenomenon occurs in the vicinity of the
repeller electrode. Bunched electrons returning to the cavity form ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.