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  1. M

    DIY Zilog Z80 computer as a hands-on project...

    I saved a range of different 68k CPUs that I sell for DIY computers: https://www.ebay.co.uk/itm/233180267738 https://www.ebay.co.uk/itm/233180267214
  2. M

    Computer scrap gold money WITHOUT chemicals or mechanical processing

    After shipping costs the total income was 89 Euro
  3. M

    Computer scrap gold money WITHOUT chemicals or mechanical processing

    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!
  4. M

    Live stream, Feb 04, 2000 GMT+1: How to build a Tesla coil. Design, theory and..

    I will host another live session with focus on design, theory and compromises that has to be done in building Tesla coils, with special focus on the DRSSTC topology. First a quick look through design tools that I recommend, a introduction to my design guide and of-course answering questions all...
  5. M

    Computer scrap gold money WITHOUT chemicals or mechanical processing

    In this video I show how you can still make money on scrap computer parts without refining the parts yourself, so there is no use of chemicals, no tedious work in crushing and grounding parts, no burning and melting. Just a quick way of getting it exported with correct paperwork and get the...
  6. M

    Live stream, Jan 31, 2000 CET: How I came to build a 4 meter spark Tesla coil

    For a first live stream it went okay, I had all the classic problems like webcam failing, starting to stream without really streaming etc :wave: It can all be re-seen at https://www.youtube.com/watch?v=qWq4n2XAYUA Thanks to those that joined while live and happy watching to the rest ;)
  7. M

    Live stream, Jan 31, 2000 CET: How I came to build a 4 meter spark Tesla coil

    The stream is live in 5 minutes and the program is attached to this post.
  8. M

    Live stream, Jan 31, 2000 CET: How I came to build a 4 meter spark Tesla coil

    The stream is first live at Wednesday 2000 CET, Jan 31
  9. M

    Live stream, Jan 31, 2000 CET: How I came to build a 4 meter spark Tesla coil

    This Wednesday at 2000 CET, I will perform a live stream on youtube to talk about how I started building Tesla coils, the journey that went on for 8 years which ended with me having a 3 meter tall Tesla coil that can do 4 meter sparks. Questions can be asked along the session.
  10. M

    Happy New Year 2018

    Happy New Year to everyone! I have filmed a small new year special video for you all! See you all in 2018 for more high voltage exploration and experimentation!
  11. M

    Teardown of mobilephone cell site equipment (radio base stations)

    Alaskan: did you work in telecom industry? Seoul_lasers: you mean modern high performance wifi routers look like telecom equipment ;)
  12. M

    Teardown of mobilephone cell site equipment (radio base stations)

    Hi All I would like to share my growing collection of teardowns of RF technology that primarily deals with system, power supply, amplifiers, filters and antennas from cell sites / radio base stations etc. All the infrastructure that is necessary for your smartphone to work. This equipment is...
  13. M

    Hello from a relatively new member

    Hi All My name is Mads Barnkob, 35yo and from Denmark. I have been involved in amateur high voltage and general electronics for about 10 years now. Besides having owned a few handheld lasers as a kid, I have lately acquired laser modules from different old medical equipment or handheld...
  14. M

    What are the best science fiction movies?

    I really recall "A scanner darkly" as a far out and special movie for its time, at least among those movies that I saw: A Scanner Darkly (2006) - IMDb
  15. M

    How many PCs is too many? lol

    1 PC with windows as work station 1 laptop as sidekick 1 PC with linux as test / boinc slave Seems like a bare minimum by now :)
  16. M

    High Voltage Forum - www.highvoltageforum.net

    Thank you and also for the spelling error correction :)
  17. M

    Coherent CR-18U power supply (0-100VDC 0-70A)

    It did indeed have a a very long life, but a hard ending. The large 3 phase transformer had damages to its insulation, so that alone was a reason to just let it get scrapped. I salvaged the meters, some electronics/transformers and the water cooled heat sink, but even much of the standoffs...
  18. M

    Coherent CR-18U power supply (0-100VDC 0-70A)

    Thank you for that link, that answered a few questions :) The unit is in such a bad shape that I will not keep it in one piece, the weight and size of it alone makes it unrealistic. I will however salvage the most interesting parts and if someone sees this thread and need parts from it for a...
  19. M

    *zap*

    *zap*
  20. M

    High Voltage Forum - www.highvoltageforum.net

    Hello! I would like to invite, all those that work with or are interested in high voltage, Tesla coils and related electronics to join a new community driven forum, with special focus on scientific research in these topics. A community were newcomers can get help to build their Tesla coils and...




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