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  1. N

    do MW drivers provide 10v on DIM leads?

    As the title says. I suppose they do but I am a noob.. Interested in PWM dimming
  2. N

    Reveg problems

    Hello growers This is my first time growing from clones. https://imgur.com/a/cWe1Y As you can see plants are revegging or at least I think so. Clones have been taken from 4 weeks old plants in the vegetative stage and somehow start flowering I think. They have rooted in half gallon bags and...
  3. N

    Cobs have burnt

    This morning I found my fixture not working. 2 cobs (out of 5) burnt. Citizen clu-048-1212 gen5 driven by a hlg-185h-1050a Help me understand why did this happen.
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    any vertical sog idea?

    Hello! I am planning to try a vertical grow in sog style and I need an idea of how to make it. I thought about a wood shelf or running towers of t-joint pipes. Tent is a small 2x2x4.6ft Can you give me more ideas?
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    I'm switching to organics and I don't know what soil to get

    Hello growers, I am a hydro guy who want to start growin in soil, I have some questions: is it true that taste and smell are better for buds grown in soil? is it true that with super soil I can ph stabilize my soil so I don't have always to check it? are bottled nutrients labeled as organics...
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    When is the blue/red/anynm too much?

    Hello Whats the best color ratio in veg? Whats in flowering? I red something here but can't find it. Also, whats the efficiency of each color Is the green spectrum useful?
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    Beneficials for coco+perlite

    Hello growers! Can you help me find out a good recipe to add beneficials to my soiless medium? Since I am form the EU it's hard (or impossible) to find nutrients or brands I read about on the same subject (I already red about Heisenberg tea and simliars). May you list me some ingredients and...
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    Can I improve my clu048-1212 build with single color diodes?

    Hello, I grow in a 2x2 tent with 4xClu048-1212c4-353m2k1 @1050mA. I am thinking of adding some red and blue diodes to improve the final result I can harvest. What should I add? I want to try some 730nm as stated in the far red thread. Is 10% of my total wattage enough? Should I go for 620-630nm...
  9. N

    Help me wire this type of led

    Regarding this I want to add some deep red and far red to my cob setup and I can find only this kind of led but I don't know to should I wire it and how to attach it to my alu profile. Do I need some kind of pcb?
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    Request. Can you make a faq thread about cobs and qbs?

    Hello growers. There is a lot of information here and I want to thank you all for this. I think that it would be nice to have a thread to introduce ppl to cob and quantum b tech. What are cobs? Why should I choose them? Are they so much different to single led panels? I can't write anything...
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    2x2 tent, cob setup question

    Hello growers! I want to switch from hps to cob led, here it is my idea: 4x Citizen CLU048-1212C4-353M2K1 HLG-185H-C1050A (120h isnt available) heatsinks+holders I should be between 800-900ppfd so its enough for that space. I see ppl pushing more watts and higher ppfd in similar spaces, dunno...
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