Category Archives: High voltage

5kJ capacitor bank, 1.5kJ BANG test at end!

For now all details during development and testing can be found on the forum thread: https://highvoltageforum.net/index.php?topic=25.0 35 capacitors in series, each 450VDC/1000uF, for a 48 uF bank with a voltage rating of 14000VDC, making it able to store roughly 5kJ.

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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 new forum, on a dedicated domain. We are a group of seasoned high voltage and … Continue reading

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Photomultiplier scintillation experiment

I have successfully detected something, this might sound a little uncertain, but there definitely is detected some kind of radiation or particle energy that causes varyous levels of light generated in the BC408 scintillation plastic that is attached to the … Continue reading

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Reverse engineered AGFA photomultiplier tube module

I have finished the first steps that included mapping the circuit boards, getting the unit to run and test it with a few simple test and finding out which input and outputs the module have. Schematics and further experiments with … Continue reading

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4kJ capacitor bank videos

This is the first test of short-circuiting 1800VDC from a 2500uF capacitor through a mini circuit breaker to see what kind of damage a high energy surge current do to the protective equipment in electrical installations. 4kJ of energy released … Continue reading

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TL494 flyback driver

It took some years and someone recently bumping up my old thread about this project for me to write up a article, find the pictures, make a video and get it on here. Read all about the design and construction … Continue reading

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4000 joule capacitor bank fired at maximum energy

This afternoon I had my current monitor and oscilloscope hooked up to the capacitor bank to do current measurements of the short circuit energy. The results and pictures are amazing and I am thrilled by the magnitude of the pulse … Continue reading

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First shot with 4000 joule capacitor bank!

Today I put the last parts together on small project with a large impact. A 4000 joule capacitor bank able of delivering destructive short circuit currents in the thousands. The first test was only done at 1kj to ensure that … Continue reading

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