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  1. C

    3v step down from 12v

    outlet is 12v bubbler is 5v so what do i need?
  2. C

    3v step down from 12v

    please help methink i made a mistake please teach me what is the input and what is output, i think thats where my error stems from i bought the following 2 items are any the ones i need: a-...
  3. C

    3v step down from 12v

    please give me an example link i am not finding what you suggest
  4. C

    3v step down from 12v

    my plug final adaptor is 12v my entire diorama is 12 v my bubbler is 5 v and i want tit to connect to my 12v plug what do i need
  5. C

    3v step down from 12v

    thanks now i understand is this better...
  6. C

    3v step down from 12v

    would this work...
  7. C

    3v step down from 12v

    i uess i dont understand the directions please explain to me what means 12 to 5 vs 5 to 12 i am confused
  8. C

    3v step down from 12v

    5V to 12V USB Step Up Converter Cable Chargers USB Power & Sync Cable Cord https://he.aliexpress.com/item/1005009450431260.html?spm=a2g0o.order_list.order_list_main.5.5aa71802MHdlEK&gatewayAdapt=glo2isr
  9. C

    3v step down from 12v

    hi so would this one work? https://he.aliexpress.com/item/1005009450431260.html?spm=a2g0o.order_list.order_list_main.5.5aa71802MHdlEK&gatewayAdapt=glo2isr
  10. C

    3v step down from 12v

    hi i added to the same therad once again step down form 12v my dioramas are all wired for 12v with LEDs etc i want to add a 5v USB bubbler to the same wiring without needed another plug
  11. C

    3v step down from 12v

    would this work...
  12. C

    3v step down from 12v

    thats what i was asking regular solder+ and -?
  13. C

    3v step down from 12v

    i saw but how do i attach my wires?
  14. C

    3v step down from 12v

    how do i use the cigarette adaopter that seems easier
  15. C

    USB 5v to 12v craft

    i can then solder my wires + and - to this?
  16. C

    3v step down from 12v

    this worked wonderfullly. my display was a hit. can i use the same board to step down to USB 5v ? i want to add the following https://he.aliexpress.com/item/1005005443652985.html?spm=a2g0o.order_list.order_list_main.5.5aa71802TmHllH&gatewayAdapt=glo2isr Aquarium Oxygen Air Pump Fish Tank USB...
  17. C

    USB 5v to 12v craft

    hi i am a crafter not an electician i dont undertsnad what you are saying. my bubber ends in a usb connector i want to then connect that to my main 12v wiring adaptor
  18. C

    USB 5v to 12v craft

    hi my entire miniature model is set up for 12v leds and other lights. i want to add a bubbler (fish tank aerator ) to mimic a bubbling pot. how do i splice the 5v USB cord into my 12v output adaptor in a cost efficinet way.
  19. C

    motor advice

    hi the magnets work. that was tested many times i messed up with the chain i will try the Knex chain as that is very light weight explain torque please. i am clueless in the motor i need. this is my first serious motorized project. all the other ones used a mini tiny 12v motor that did the jb of...
  20. C

    motor advice

    hi see photos as a hobbyist i never needed to know torque and force etc as my mini motors made my mini people move and spin. this is on a much larger scale than ever before for me. 12" wide x 60 " long. the "cover" that holds the display is 2mm plywood. the magnbets work through the wood so that...
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