This video explains the structure and function of traveling wave tubes (TWT). It showcases various slow-wave structures and provides technical data for selected TWTs.


00:00 intro
00:30 Basic types of TWT
01:19 TWT Design
04:42 Circuitry example
05:30 Electric field pattern in a straight wire
06:20 Helix slow-wave structure
07:41 Electric field pattern in a helix for an RF voltage
08:29 Acceleration and deceleration of electrons
19:22 Apflification in the circuit voltage
11:11 Different types of slow-wave structures.
14:29 Power amplification
15:48 Bandwidth
16:08 Comparison TWT to Solid State Power Amplifiers
16:46 Applications
18:50 References