Author name: Mads Barnkob

Electrician, programmer, experimenter and amateur scientist with experience in industry automation, programming and all kinds of high voltage generating electronics. Administrator of https://kaizerpowerelectronics.dk and the high voltage community forum https://highvoltageforum.net

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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To all electronic enthusiasts!

I kindly ask you all, that you carefully consider and think about all the websites you have used to learn about electronics, all the forums you have trawled through for information and the vast amount of videos on youtube that has helped you understand and solve a problem. This information only exists because there are

To all electronic enthusiasts! Read More »

Nokia Siemens Networks Flexi WCDMA teardown: integrated Doherty amplifier (part 5)

Nokia Siemens Networks Flexi Multiradio BTS is a GSM/EDGE, WCDMA/(I-)HSPA, and LTE base station. It is used in mobile telecommunication antenna networks. A network that you use daily on your cellphone. Teardown of a NXP BLD6G22L-150 integrated Doherty amplifier from a Nokia Siemens Networks Flexi WCDMA base station. The previous teardowns that are also highly

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Nokia Siemens Networks Flexi WCDMA Teardown: Power Amplifier (Part 4)

Nokia Siemens Networks Flexi Multiradio BTS is a GSM/EDGE, WCDMA/(I-)HSPA, and LTE base station. For use in mobile telecommunication antenna networks. A network that you use daily on your cellphone. Part 1: System station, Part 2: Power Amplifier and Part 3: Antenna The following 25 minute video shows the teardown step by step with explanations, high

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Kone elevator 45 kW motor drive teardown

This is a Kone KM997160 variable frequency motor drive that is developed and used for elevators.  Kone has a long history of their own motor drives that came in more or less atypical enclosures compared to other variable frequency drives. With this KDM model, they do however take the same form as many other drives

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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 voltage ramp is coming straight from half wave rectified mains supply and a mains synced interrupter is used to trigger at the right interval. Read it all, see all the

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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 electronics enthusiasts that have created a new high voltage forum and community. A modern forum

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Teardown video of HP SureStore DLT 818 tape backup station

Teardown of HP SureStore DLT 818 tape backup station that has room for 6 cartridge’s and can auto load. If you like teardown videos, check out the complete list of teardowns I have done. HP SureStore DLT 818 Description The HP SureStore E DLT Autoloader 818 is a cost-effective high-performance tape storage solution. This system

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