TSP

In this episode Shahriar dives into the world of high-voltage circuit design. In order to appreciate the engineering involved in the design of a 40kV amplifier, various design techniques for power supplies and their applications are presented. This tutorial is organized as follows:

00:00 - Introductions
00:29 - Amplifier design specifications and challenges
03:18 - Typical high-voltage generation using transformers and its limitations
06:41 - Open-loop transformer high-voltage power supply for discharge tube use-cases
10:18 - Inaccurate HV power supply making precision isolation measurements with Fluke 1587 FC
12:39 - Stanford Research PS350 high-voltage DC power supply design and measurements
21:44 - Vitrek V74 HiPot safety tester design, applications and example breakdown measurement
27:01 - Architecture of a high-voltage amplifier circuit, circuit diagram and theory of operation
32:43 - Teardown & analysis of the Trek Model 20/20B +/- 20kV amplifier instrument
42:02 - Linearity and waveform measurements of the high-voltage amplifier instrument
46:26 - Making ultra-high voltage time-domain measurements using a capacitive divider
48:45 - Discharge tube response as a function of AC frequency & high-power sparks
50:12 - Concluding remarks

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