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  1. Barristan Whitebeard

    Amazon Value List

    It don't think it is hard to find relevant links (the link you posted is not one I would want to rely on to buy a high quality light), especially if you have an idea of what you're looking for. And Rockwell driver? What is this, The Flintstones? Did you intend to say Mean Well?
  2. Barristan Whitebeard

    Samsung H series strips, Arrow seems to be blowing them out! what a deal!

    @The Loafter said in a previous post that he picked up that 600 watt power supply for $128 CA, or about $98 US.
  3. Barristan Whitebeard

    Samsung H series strips, Arrow seems to be blowing them out! what a deal!

    Hey Prawn Connery. According to the datasheets, the PCBs for the Samsung F-Series Gen. 3 and H-Series strips are made from the same materials. The H inFlux strips are the ones to incorporate an aluminum PCB. With that being said, I've seen people on this forum say that the double row F-Series...
  4. Barristan Whitebeard

    The far red thread

    HLG sells a Flowering initiator Far Red Bulb. Peak wavelength: 730nm. https://horticulturelightinggroup.com/products/flowering-initiator-bulb I've also seen some bulb lights in this wavelength being sold on eBay.
  5. Barristan Whitebeard

    The far red thread

    "The Far Red Lightbar covers up to a 5’ x 12” area with very even intensity at 30” above canopy. It will cover a much larger area when used during lights off to manage the Emerson Effect in cannabis." According to the FGI website, the far red light bar covers up to 5 square feet at 30" above...
  6. Barristan Whitebeard

    DIY with Quantum Boards

    Your drivers can't supply any more voltage. If you want to run the two QB96 at a higher current than they are at now, it would require more voltage than your "B" version drivers can put out. The "A" version of your driver model can be manually adjusted up to about 59 volts. The simplest...
  7. Barristan Whitebeard

    DiY LEDs - How to Power Them

    The 194.59 lm/W figure is when the LM301B is at a current of 25mA per diode with the strip running at 350mA. Those LM301B strips with 98 diodes from Led-Tech.de are put together with 7 diodes in series x 14 diodes in parallel. As you can see, the maximum recommended current for those strips is...
  8. Barristan Whitebeard

    Light for a 2x4 tent

    The customer has their choice of Buddies. https://www.rollitup.org/t/high-light-sale-free-buddies-more-than-10-off.1028329/
  9. Barristan Whitebeard

    (URGENT) Electrical Hum from growlight

    Is the "slight barely noticeable hum" being emitted by the cooling fans inside your CLW light? It's possible that a fan is malfunctioning (either near the end of its life or maybe some debris got stuck in the fan), that could account for the loud noise you heard. How long have you owned the...
  10. Barristan Whitebeard

    Help thrips and disease!

    What you are seeing and describing are more likely to be springtails than thrips. Are you familiar with springtails?
  11. Barristan Whitebeard

    Migro 240 Aray unboxing

    A review/ live par test on the Aray won't remove the word estimated from the listed PPF/Watt figure. For that Shane will have to have the lights tested by a professional, unbiased third party.
  12. Barristan Whitebeard

    Need to make a Veg LED light with left over drivers

    With a constant current of 700mA and a output voltage range of 55-75 Volts DC the output wattage of each driver should be 38.5 to 52.5 watts.
  13. Barristan Whitebeard

    Kingbright 240w vs spider farm sf-2000

    I agree. If I was looking to buy a Spider Farmer light (hypothetically), seeing that warranty repairing and shipping fees are charged after 3 months would make me reconsider. Do you know if this is common with certain companies, Chinese or otherwise? https://www.spider-farmer.com/pages/warranty...
  14. Barristan Whitebeard

    Need to make a Veg LED light with left over drivers

    Take a look at the electrical characteristics of the QB96. At 1400mA the QB96 needs 51.5 volts, so at 700mA the voltage will be even less than that. With a listed voltage range of 55-75 volts (unless in reality the range goes lower) I don't think your drivers DC voltage is low enough to...
  15. Barristan Whitebeard

    Helios 300x LED (4 Seasons)

    Is there a PDF available now or not yet? I don't see one on the site.
  16. Barristan Whitebeard

    HLG vs. HGL (Perm Edition)

    Here you go sir. https://horticulturelightinggroup.com/blogs/news/5000k-fluorescent-t5-vs-5000k-led-spectrum Is this the post you were looking for?
  17. Barristan Whitebeard

    Helios 300x LED (4 Seasons)

    Hello, I'll throw up a link for the light so others can check it out. https://herbals.co.nz/products/4seasons-helios-300x-led-grow-light It looks like a decent light, not inexpensive though. $690 NZD on sale right now or about $450 USD. It says designed in New Zealand. Was it made in China...
  18. Barristan Whitebeard

    Best Budget LED for 2.5'x2.5' Tent

    https://www.amazon.com/dp/B083JT94YN/ref=cm_sw_r_cp_apa_i_3r1pFb57QGKZH "Only 110W consumed with 180 LEDs!" I don't know how many of those 180 are red monos, but they're driving those LM301B pretty hard aren't they? "Lumen: 28704lm; Power draw:110W±5%" 28,704/110= just under 261 lumens per...
  19. Barristan Whitebeard

    Help thrips and disease!

    Have you scoped the leaves topside and underside? Any pests? A lot of thrips species drop to the soil to pupate, but they don't feed during this time. They're tiny, and though they can be seen with the naked eye on leaves, I think they would be tougher to see in the soil. If there was a large...
  20. Barristan Whitebeard

    NEED HELP CHOOSING A LIGHT

    Are you looking at the HLG 225? https://growershouse.com/horticulture-lighting-group-elite-225-225w-led-grow-light The light uses 1 QB 96 Elite V2 board, and many people on this forum use these boards. The HLG 225 looks like a nice solidly built light with a large heatsink and a reflector...
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