Youtube subscription changed over night! Since YouTube changed their notification setup a long while ago, you might be missing out on notifications about my new videos. Be sure to check if you have the “bell” clicked next to the subscription! Thank you 🙂 Check your subscription level here on my channel: https://www.youtube.com/channel/UCSukTlgTEWiL-sl0UeYeJvQ
Youtube subscription change, please check! Read More »
Here you get a short glimpse of the new space for the laboratory and the final setup. This is part 5 and 6 in a series of videos on moving out, moving in and setting up the new lab / workshop. If you missed part 1, 2, 3 or 4 of this series on moving
Moving To A New Lab (Part 5 and 6) Tour And Finally Its Operational Read More »
Teardown of a Nokia Siemens Networks Flexi BTS base station. This have been in service as a 6 antenna GSM system for mobile telecommunications. Part 2 with circuit analysis of the Nokia Siemens BTS RF circuits can be found on this link. This base station amplifier is capable of GSM/EDGE, WCDMA/HSPA and LTE at 2×40
Nokia Siemens Flexi BTS base station teardown: Power amplifier (part 1 of 2) Read More »
Here is a little quick, dirty and early morning junk yard teardown of a 20 kVA Eaton PowerWare UPS system. I have earlier taken some of these systems apart and you can see the differences from there photo galleries:http://kaizerpowerelectronics.dk/tools/file-archive/?drawer=images*junk_yard_stuff*2016_03_22_-_Eaton_Powerware_20kVA_UPShttp://kaizerpowerelectronics.dk/tools/file-archive/?drawer=images*junk_yard_stuff*2016_03_22_-_Eaton_Powerware_30kVA_UPShttp://kaizerpowerelectronics.dk/tools/file-archive/?drawer=images*junk_yard_stuff*2016_09_23_-_Eaton_Powerware_20kVA_UPS Other UPS teardown videos:60 kVA Eaton UPS system http://kaizerpowerelectronics.dk/teardown/teardown-of-a-eaton-powerware-60kva-ups-system/30 kVA Eaton UPS system http://kaizerpowerelectronics.dk/teardown/teardown-video-of-eaton-powerware-30-kva-ups/2.2 kVA UPS
Eaton PowerWare 20 kVA UPS teardown Read More »
Teardown of the GE AMX-II SCR based inverter controller, driver and bridge for a General Electric mobile x-ray unit. It is a 120V battery operated apparatus from 1979, which has a 60 Hz mains inverter and 500 Hz high voltage inverter. All analog controlled with completely custom made electronics. For more teardowns of x-ray equipment,
GE AMX-II, mobile 110kV X-RAY system teardown Read More »
The Hameg 8122 Universal Counter is a programable counter / timer that has 3 inputs. Channel A and B from DC-150 MHz at 300 Vp-p and channel C from DC-1.6 GHz at 5 Vp-p. If you like to see other repair or teardown videos, check out this complete list! I accidentally broke a knob off
Hameg 8122 Universal Counter – teardown, repair and test Read More »
As a part of Dave from eevblog gave me the opportunity to reach a larger audience through the guest videos, I hoped that I found a new owner for this Sony 3CCD camera and that it would bring something good to another electronics hobbyist. Unfortunately I did not find anyone back then, so I will
15000$ (1990’s) Sony 3CCD Analogue color camera giveaway! (shipping costs apply) Read More »
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 »