• Here is a link to the full explanation: https://rollitup.org/t/welcome-back-did-you-try-turning-it-off-and-on-again.1104810/

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  1. S

    DIY with Quantum Boards

    Do you have a grow journal or anything to check out?
  2. S

    DIY with Quantum Boards

    On the topic of the boards though, I am curious to see how the test grows turn out. I cant really see these boards "failing" so as long as they produce even on par with COBs, they should have no problem finding a nice niche, as they certainly have applications that they are suited better for...
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    DIY with Quantum Boards

    Its funny, it almost sounds like these will be almost revolutionary when you put it like that, but wait.... This is the shit I find funny from you tty... But yeah. Like you said, Im the one thats the blowhard. LOL And another gem: On this one Im more confused about the use of "we", as...
  4. S

    DIY with Quantum Boards

    Maybe Im wrong, but I thought Stephen said something about the optics being what really "made" the boards so great in the first place. If that is the case, why are you selling them without the optics?
  5. S

    DIY with Quantum Boards

    Ill give you credit where its due, you are one of the best around here in using hyperbole to make a point. lol You arent going to change anything though, sorry chap.
  6. S

    Maxx PPFD ?

    Do these figures consider co2 supplementation or does that change things?
  7. S

    Maxx PPFD ?

    You could maybe yield 3x with the same watts, but that's with an omnidirectional light. using a directional light removes that advantage. this isn't rocket science...
  8. S

    What is light depthing?

    Sounds like you need to start researching in the absolute beginners area. Learn the basics before proceeding imo.
  9. S

    Maxx PPFD ?

    Lets not forget hes scrogging as well. The plants still stretch toward the light though. Typically, vertical growing is designed to more efficiently use the light being output in a given volume of space. Ttys' setup doesnt really achieve this goal. It might use the volume more...
  10. S

    Maxx PPFD ?

    The problem is, you using square footage as a gauge would be like an average grower calculating the square feet of one of his walls and saying that is his "square footage". Its misleading. This is because you have simply turned the room on its side. Youre not using light more efficiently by...
  11. S

    Maxx PPFD ?

    TBF, all tty, did essentially is turn the room on its side. Nothing really "gained" from that perspective. And directional lighting is obviously the least ideal choice for vertical growing because you cant utilize all the light how you would in a traditional vertical grow. (IE the light...
  12. S

    Vero 29 Thermal Epoxy Or Drill/Tap?

    thermal epoxy isnt as efficient as your standard TIM. But it will work just fine if you dont want to drill holes.
  13. S

    water cooled LED

    Keeping your room temp controlled in the summer might be an issue if you don't plan on using any ac and are keeping it sealed. Other than that though, seems like most everything else could be implemented with adequate funding and planning.
  14. S

    water cooled LED

    If you plan on making custom light bars rather than off the shelf PC cooling water blocks, refer to below. https://www.rollitup.org/t/economical-multi-led-chip-projects-for-growing.852256/ How do you plan on cooling the water? Radiator, passive, or active chill?
  15. S

    water cooled LED

    Yeah, Im typically of the belief that people usually over play dangers in a grow room, but something about those mason jars filled with liquid dangling from the ceiling with a light inside rubs me the wrong way. Maybe Im the one over playing the danger this time lol.
  16. S

    water cooled LED

    Pretty much. All the mineral oil is doing is serving as any other passive heatsink would. But likely faaar less efficient at transfering its heat to the environment.
  17. S

    water cooled LED

    Possible with copper, yes. Doubt I would advise it though. If you want to DIY theres a nice thread around here on making your own light bars out of rectangular aluminum tubing. Much cheaper and easier to work with. Otherwise I would just go the CPU water block route. This is easy as...
  18. S

    Having Heat Issues with PC Grow. Maybe go LED

    What are the temps in your room?
  19. S

    Cree recommended Xlamp LED DIY Build

    And this is why ppf should be used to compare lights and ppfd to compare environments.
  20. S

    Maxx PPFD ?

    OK so out of morbid curiosity, let's say I have 6 vero 29B @ roughly 1.4a or about 360w. in a fridge that is a little less than 4sqft How do you get from parw/sqft to ppfd?
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