Yearly Archives: 2017

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 up, you can see how that was done here: https://highvoltageforum.net/index.php?topic=114.0 If you want your own … Continue reading

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Hacking the IKEA 2000 Watt induction stove, measurements (part 2)

Youtube video part 2 of 5 The second part of the series of maybe 5 chapters on tearing down and hacking a IKEA 2000 Watt induction stove is now published. Click the box below to read the whole article and … Continue reading

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Hacking the IKEA 2000 Watt induction stove, teardown (part 1)

The first part of a series of maybe 5 chapters on tearing down and hacking a IKEA 2000 Watt induction stove is now online. Click the box below to read the whole article and get all the details. Hacking IKEA … Continue reading

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New online calculator: Snubber capacitor calculator

Calculate the needed snubber capacitance in order to protect your inverters IGBT/MOSFETs from too high swithcing transients, depending on your busbar layout and stray inductance. Try the new online calculator at: http://kaizerpowerelectronics.dk/calculators/snubber-capacitor-calculator/

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Ericsson Radio Base Station RBS6000 teardown

The RBS 6201 two radio shelves can be equipped with virtually any combination of GSM, WCDMA and LTE, which are available for all common frequencies. A single radio shelf can provide up to 3×8 GSM or 3×4 MIMO WCDMA or 3×20 MHz MIMO … Continue reading

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Ericsson Radio Base Station RBS3202 teardown

The RBS 3202 macro is an indoor Radio Base Station with one to four carriers and one to  six sectors at 20/40 Watt RF output power per carrier. All the boards that I have comes from the middle row in … Continue reading

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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 … Continue reading

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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 for use 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 … Continue reading

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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 … Continue reading

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