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  1. M

    Nichia 757 optisolis vs samsung lm301 leds

    What the minimum and how much do you pay ?
  2. M

    DIY Design- First Build (input welcome)

    Nominal current reflect the number at which we don’t need heat sink ?
  3. M

    Samsung F Strip Build

    Hi. Did you go with this design of separation between bars because it’s a better spread ?
  4. M

    Samsung F Strip Build

    Is this enough power for a 4x4 ?
  5. M

    DIY Design- First Build (input welcome)

    Would this need heat sink?
  6. M

    600 watt 4x4 f series build ideas

    So 10 strips is enough for a 4by 4 ?
  7. M

    Best LED for high yield small space

    I don’t know nothing about growing but sounds like a chef tasting his food as he goes. I’ll try that when I start to grow
  8. M

    The Chinese Quantum Board Knock Off Builds

    I have a four by 4 by 10 space. Don't know what to get between strips and quantum boards. I just know that I want 1000 PPFD on my pants. Plants. Over even canopy.
  9. M

    The Chinese Quantum Board Knock Off Builds

    Could you tell me how many qb i should get for a 4x4x10 space? Ive seen you talk about light drop at the edges of strip dont know how bad is it with qb. If i do buy from china how many qb i should have for back up just in case some stop working. I hear that plants love around 1000ppfd so thats...
  10. M

    The Chinese Quantum Board Knock Off Builds

    Hi. I was going to build a light but I’m thinking about buying from this company that was at a lighting event here in the USA like 2 years ago. I wanted to know if there’s any difference in qb that these companies sell also including Meiji, kb ,etc to the the ones American sell. Are the leds...
  11. M

    The Chinese Quantum Board Knock Off Builds

    Do you know if the lm301 b that they use are the good ones that past quality control test to Samsung standard ?
  12. M

    The Chinese Quantum Board Knock Off Builds

    Hi. Are strips the same strips that hlg uses. If so you know what’s the difference?
  13. M

    What's your top yield with LED?

    Another question. Do you see better results in the winter with hid or summer with led ?
  14. M

    What's your top yield with LED?

    What’s a good hid light for the winter? Growing in nyc in the winter do you think I’ll need additional equipment to raise temperatures. Do you use heater also in the winter or is hid suffice to keeping the plants at an ideal temperature
  15. M

    What's your top yield with LED?

    Which one do you prefer more soil or rdwc. Why you don’t run rdwc all the time ?
  16. M

    What's your top yield with LED?

    Does rdwc makes a lot of noise?
  17. M

    What's your top yield with LED?

    Why some people use 3 gallons and others 5 does it make a difference ?
  18. M

    Plc vs cutter

    Plc is out of stock as usual and I wanted something similar or better. What do you think? Or maybe I should wait for plc? Is there anything better than plc ?thanks
  19. M

    Plc vs cutter

    Are these strips the same is one better than the other one ? Trying to build a 4x4
  20. M

    Electrician here

    Hi. I want to build 3 plc lights and I’m gonna have more stuff like dehumidifier fans and things like that. How do I know if my apartment can take all this load
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