Search results

Search Forums New Posts
  1. bertus

    Can't set amperage on 400w 15A DC-DC step up boost converter 10-60 volts

    Hello, Leds are current controlled elements. It will not work correctly when you control the voltage. Bertus
  2. bertus

    Does anyone know the pneumatic equivalent of an electrical capacitor?

    Hello, Think of a balloon. When blown up it stores air. Bertus
  3. bertus

    Looking for rotary encoder LED rings

    Hello, The smallest I could find is 8 leds with an inner diameter of 16 mm and an outer diameter of 32 mm: https://www.tinytronics.nl/shop/en/lighting/rings-and-modules/sk6812-digital-5050-rgb-led-ring-8-leds-black Bertus
  4. bertus

    433MHz Transmitter Range Problem

    Hello, Yes, the braid should be connected to ground. If not connected the impedance on the output will be wrong and cause a large mismatch. A large mismatch can overload the transmitter and cause defects. Bertus
  5. bertus

    PIONEER CDJ MK 800

    Hello, As the others said, check your CAPS key. Writing a text in all caps is like shouting. Also use some line breaks as a wall of text might overwelm people. You could measure voltages before and after the flat cable and see if there is a difference. Bertus
  6. bertus

    Information on purchasing electronic components

    Hello, You could have a look at the following resource: https://maker.pro/forums/resources/component-suppliers.34/ Bertus
  7. bertus

    Comedy Thread

    Thanks cmartinez AAC
  8. bertus

    SCADA

    Hello, For SCADA related questions you could have a look at our partner forum: https://control.com/forums/ Also the wiki has some info on SCADA: https://en.wikipedia.org/wiki/SCADA Closing this old thread. Bertus
  9. bertus

    USB 3.1 gen 1 port wiring for charging

    Hello, @Delta Prime : Are D3 and D5 not the wrong way around? Now no power can go to the USB ports or the fan. Bertus
  10. bertus

    Power suppy dilemma

    Hello, That is NOT true, the voltage will be double, but the current will be half. You can NEVER get more power out of a circuit that you are putting into it. Bertus
  11. bertus

    And now something weird

    hair freezing? https://www.google.com/search?q=hair+freezing&tbm=isch&ved=2ahUKEwitx6eRwL39AhUTmf0HHT4iDCAQ2-cCegQIABAA&oq=hair+freesing+&gs_lcp=CgNpbWcQA1AAWABgAGgAcAB4AIABAIgBAJIBAJgBAKoBC2d3cy13aXotaW1n&sclient=img&ei=sLgAZK2vOZOy9u8PvsSwgAI&safe=images
  12. bertus

    fm generator 10.7

    Hello, Have a look at the following page: https://www.elektormagazine.com/magazine/elektor-197602/57586 Bertus
  13. bertus

    resistor network amplifier demo video

    Hello, Success with transistor amplifiers is based on good biasing of the transistor. A wrong bias may lead to distorted or even no sound at all. The given book tells you all about on how to design a good amplifier. Bertus
  14. bertus

    resistor network amplifier demo video

    Hello, Resistors are passive elements. They can NOT give any amplification. Only active elements like transistors and opamps can give amplification. Read the following book to make a real amplifier...
  15. bertus

    Comedy Thread

    Oxymorons: Freezer Burn Civil War Calculated Risk Old News Advanced Basic Working Vacation Minor Catastrophe Extra Money Original Copy Taped Live Instant Classic Rap Music Drag Race Small Crowd Gentleman Farmer Found Missing Airline Food Turned up Missing Industrial Park Almost...
  16. bertus

    Where to begin

    Hello, A lot of repair info can be found in my resource: https://maker.pro/forums/resources/troubleshooting-and-repair-info-pages.68/ Bertus
  17. bertus

    My module psu design

    Hello, The correct link is this: https://maker.pro/forums/projectlogs/my-module-psu-design.11/ Bertus
  18. bertus

    LED strobe with fading effect possible with a NE555 ?

    Hello, Have a look at this post on AllAboutCircuits: https://forum.allaboutcircuits.com/threads/leds-555s-flashers-and-light-chasers.19075/#post-117649 Bertus
  19. bertus

    Blue strip on top of page...

    Hello, The blue moving thingy is a kind of progress bar, to tell you that there is data being transferred. Some times it takes very long and sometimes you hardly see it. Bertus
  20. bertus

    Hello World

    Hello, Welcome aboard. You can learn a lot from the online book on this site: https://www.allaboutcircuits.com/textbook/ Also the Internet Archive has a lot of books and articles for free...
Top