How to build a Tesla coil. Design, theory and compromises!

A live broadcast that I did on Sunday, February 4, 2018 with focus on designing Tesla coils with special focus on the DRSSTC topology. Questions …

How I came to build a 4 meter spark generating Tesla coil, a technical story from 2008 to 2016.

Here is the recording of the live stream I did on 2018 January 31, Wednesday at 2000 CET, I performed a live stream on youtube …

MIDI modulator for DRSSTCs

I have had the Loneoceans midi2 controller for a while, just never got around to put it together, so now I finally have it boxed …

Kaizer DRSSTC IV – a high impedance primary circuit experiment

A new article has been added that describes the thoughts, design, construction and test of a very high impedance primary circuit QCW DRSSTC, where the …

A new dedicated high voltage forum!

Hello everyone! The comment sections on my website have grown long with questions, advices and solutions. So I have expanded the site with a brand …

SSTC and DRSSTC musical modulator

Since Martin from ctc-labs.de decided to close down his website, which was all written in German, I asked him for permission to translate and publish …

Kaizer DRSSTC III update #7 – Show and tell

While we had the box open for removing the real-time current control, as you can see in the previous post, I did a walk through …

CM600DU-24FA IGBT – Removal of RTC over-current protection

The real-time current control (RTC) that can found in some IGBT modules is a protection against short circuits in f.ex. motor drives where they could …

Kaizer DRSSTC III update #6 – First full power test after removing RTC

After cutting out the bonding wires to the RTC circuit of the CM600DU-24FA IGBT bricks, which we thought could be one of the reasons that we …

Win a DRSSTC UD2.1 board for just a like/subscribe

I got two spare DRSSTC driver boards and you now have the chance to one of them home. It is a Steve Ward UD2.1 board …

Kaizer DRSSTC III update #5 – First full power light!

The first full power light sparks have been flown and the results was more than satisfying! See the videos and pictures in the full article! …

New online calculator for IGBT gate drive

I added a new online calculator that will help you do the calculations for IGBT gate drive. It is useful for continues wave operation and …

Kaizer DRSSTC III update #4 – First light

First light test and unfortunately under horrible conditions. We finished all the cabling and other small parts, bits and missing stuff in a days hectic …

Happy new year 2016!

I would like to thank all the readers and commenters that use the information found on this site. You are the fuel for me to …

Kaizer VTTC III article added

I found some old notes and a short video of a quick lash up vacuum tube tesla coil I made in a single day. I …

Articles updated with new pictures

DRSSTC II article updated with 9 new pictures showing more details about the topload, secondary coil and construction from all sides. http://kaizerpowerelectronics.dk/tesla-coils/kaizer-drsstc-ii/ DRSSTC I article …