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  1. C

    can the leds be mounted into spray foam insulation

    any metal plate? i am a crafter not an electrician. can some stones be ok? what other material can i use between the leds and the foam?
  2. C

    can the leds be mounted into spray foam insulation

    i built the display out of spray foam to be a mountain the mountain is built, i matched and wired the lights already i wanted to mount the lights into the mountaintop
  3. C

    can the leds be mounted into spray foam insulation

    i dont have access to a heat sink this is for a Holiday decoration to be used 2 days a year shall i line the mounting with some rocks? shall i poke holes into the cover?
  4. C

    can the leds be mounted into spray foam insulation

    hi i think the entire assembly is 5w since it says power 5w shall i poke holes in the cover?
  5. C

    can the leds be mounted into spray foam insulation

    hi these are the 12v leds - 12v 5w https://www.aliexpress.com/item/1005007003088426.html?spm=a2g0o.order_list.order_list_main.82.5aa71802avX94p my application is on spray foam insulation polyurethane foam (SPF), with a bulb cover is that safe or the foam will melt? please advise thanks
  6. C

    Halogen Bulbs

    i understand everything will be the same just JDD or JTT my box is about 1.5 ft x 1 ftx 2 ft completely insulated with a door that closes tight ceramic light socket 240v wire this bulb heats and keeps food hot it can become a moist environment from steam will the JDD be safe
  7. C

    Halogen Bulbs

    till now for food service heating i was using JTT 150w bulbs seems like noone carries JTT anymore only JDD are they the smae?
  8. C

    wiring RGB LED SMD COB 4 pin diode

    thanks you showed me I made an error. i needed 12v for my display. re there 12v buttons RGB no controller just slowly fade colors?
  9. C

    wiring RGB LED SMD COB 4 pin diode

    hi as a crafter exploring electiricty i purchased the following from ali express. https://www.aliexpress.com/item/4000763439006.html?spm=a2g0o.order_list.order_list_main.279.307418020nQ6QB rgb 4 pin how do I wire this for 12v transformer to the rest of my project? does it need a controller? is...
  10. C

    small motor fishing line keeps snapping

    i have a small 12v motor 10rpm attached with fishing line to a small crane every revolution raises and lowers the boom. for my holiday display the motor revolves 10-12 hrs a day. after 4 days for the second year in a row the fishing line snapped i guess from the stress of going up and down so...
  11. C

    3v step down from 12v

    thank you project completed perfectlyi appreciate all the help i am sorry the photo isnt so clear so i cannot attach it
  12. C

    3v step down from 12v

    hi now that i added this bulb flame lamp to my project do i have to woory it will get hot over time or once ts been adjusted corectly and reads 3 v it will stay in a safe mode?
  13. C

    3v step down from 12v

    hi thanks that was the issue output was 9.89 i was able to turn the potentiometer to read 3.10 the first flame bulb was burnt out but the rest are amazing. i learned something. thanks so much 1- i have the multimeter 2- that there is a potentiometer that can be adjusted i appreciate all your...
  14. C

    3v step down from 12v

    hi please help me which setting do i use to test th output voltage on the step down?
  15. C

    3v step down from 12v

    i purchased locally in an electronics hardware store. i will follow the instructions or watch a tutorial how to use and measure thanks for the advise
  16. C

    3v step down from 12v

    would this one be ok? https://www.amazon.com/Multimeter-Non-Contact-Electrical-Auto-Ranging-Continuity/dp/B0CR7P4BFY/ref=sr_1_21?crid=1CL2BDEOHG5WF&dib=eyJ2IjoiMSJ9.7-f6L0H0-
  17. C

    3v step down from 12v

    perfect will use a tray and also a dc plug with on-off switch so i can disconnect immediately worst will be a short i will report after testing
  18. C

    3v step down from 12v

    i will try can it make a fire or just burn out the flame bulb. i can sacrifice a bulb. i am afraid of fire
  19. C

    3v step down from 12v

    will order one so i guess till then i cannot address the problem, correct?
  20. C

    3v step down from 12v

    i am sorry i dont have a tool to measure voltage is it an important tool to own for "playing" with electricity?
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