Author Archives: Mads Barnkob

About Mads Barnkob

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

Teardown of a Eaton PowerWare 60kVA UPS system

This is the teardown of a large 2x 60 kVA Eaton UPS system, first is the teardown video and below are some pictures and a little description of the components. Here is a picture of a single 60 kVA system … Continue reading

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Huawei RRU3908 base station circuit analysis (part 2 of 2)

The Huawei RRU3908 is an outdoor Radio Base Station with one to four carriers and one to six sectors at 20/40 Watt RF output power per carrier. Central Processing Units Network communication is handled by a Freescale MPC8321 PowerQUICC2 CPU … Continue reading

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Huawei RRU3908 base station teardown (part 1 of 2)

The Huawei RRU3908 is an outdoor Radio Base Station with one to four carriers and one to six sectors at 20/40 Watt RF output power per carrier. Part 1 is the teardown itself with a walkthrough of different design highlights. … Continue reading

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Ericsson RBS 2216 Auxiliary Power Units teardown

I have updated a old teardown post with a new video about the auxiliary power units. Read the old post and see all the details, pictures and amplifier teardown here: http://kaizerpowerelectronics.dk/teardown/ericsson-rbs-2216-900-mhz-base-station-teardown/

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Moving to a new lab (Part 3&4) Work shop tours

Here you get a short glimpse of the new space for the work shop. This is part 3 and 4 in a series of videos on moving out, moving in and setting up the new lab / work shop. I … Continue reading

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Teardown of a Merlin Gerin Pulsar ESV 22+ UPS

Here is a new teardown of a small 2.2 kW UPS that provided backup power for a small radio system used by a taxi company.

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Moving to a new lab (Part 2) New basement lab and workshop tour

Here you get a short glimpse of the new space for lab and work shop. This is part 2 in a series of videos on moving out, moving in and setting up the new lab / work shop. I am … Continue reading

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Moving to a new lab (Part 1) Old basement lab tour and future projects

Follow me as I move from my old small 10 sq.m. lab to a new 20 sq.m lab and with additional 20 sq.m work shop. This is part 1 in a series of videos on moving out, moving in and … Continue reading

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Taxi Radio Basestation teardown – UHF/VHF Storno radio

This is a teardown of a complete Taxi computer and radio base station system. The Taxi car computer and connection box is used for location tracking, taxation, passenger detection and correct price calculation. All done in order to make sure … Continue reading

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Computer scrap gold money WITHOUT chemicals or mechanical processing, part 2

Part 2 is now ready that I have received all confirmations, papers and the money is in my bank account It only took 5 days from I sent off the package till I had the money, awesome and fast service! … Continue reading

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