This is the teardown of a large 2x Eaton PowerWare 60kVA UPS system, first is the teardown video and below are some pictures and a little description of the components. For many more UPS teardown videos, check out the complete list. Here is a picture of a single Eaton PowerWare 60kVA system installed with battery […]
Teardown of a Eaton PowerWare 60kVA UPS system Read More »
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. Other teardowns of radio equipment can be found here. Discussion of the teardown and analysis can be found here: https://highvoltageforum.net/index.php?topic=423.0 Central Processing Units Network communication is handled by
Huawei RRU3908 base station circuit analysis (part 2 of 2) Read More »
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. Part 2 is coming online in the following 1-2 weeks. Part 2 is a complete
Huawei RRU3908 Base Station Teardown (Part 1 of 2) Read More »
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/
Ericsson RBS 2216 Auxiliary Power Units teardown Read More »
Here you get a short glimpse of the new space for the workshop. This is part 3 and 4 in a series of videos on moving out, moving in and setting up the new lab / workshop. Part 5 & 6 is available here. I am moving out of the apartment and into our own
Moving To A New Lab (Part 3&4) Workshop Tours Read More »
Here is a new teardown of a small Merlin Gerin Pulsar ESV 22+. It is a 2.2 kW UPS that provided backup power for a small radio system used by a taxi company. For more UPS teardown videos and articles, check out the complete list of teardowns.
Teardown of a Merlin Gerin Pulsar ESV 22+ UPS Read More »
The previous episode: Moving to a new lab (Part 1) Old basement lab tour and future projects. Here you get a short glimpse of the new lab space 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
Moving to a new lab (Part 2) New basement lab and workshop tour Read More »
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 setting up the new lab / work shop. I am moving out of the apartment
Moving to a new lab (Part 1) Old basement lab tour and future projects Read More »