qb304

What's up clones (yes that's a Jim Rome reference, welcome to the jungle), this is a thread to post any pics of your Alibaba QB chips for community help and verification. I'm putting Rita on blast. Or whoever is behind the keyboard. If you buy from Rita Fang, she will tell you they are s6 but...

Hello from Michigan! Hopefully we will be req legal on Nov 6 which is when the big vote takes place. So in preparations I decided to start looking at designing a grow room. I have a beautiful spot in my basement. We have a shelter under our pourch. Put in as a tornado shelter but am going to...

Good afternoon everyone, so I plan to do my best to document this veg and flower cycle from start to finish with my DIY LED rigs. I have built 2 rigs each composed of 6 HLG QB304s with a mix of 3k and 4k in staggered placement to give a mixed spectrum. I have them powered with 6 hlg-240h-c1050a...

Old QB 288V1 thread here Thanks to everyone who supported original Horticulture Lighting Group QB 288 and QB 304. V2 was have possible only from your support. What is difference between Quantum Board QB 288 V2 and QB 288 V1 QB 288 V1 uses LM561C , 5630 package QB 288 V2 uses LM301B , 3030...

Hello ladies and gentlemen, thanks for checking out the thread. Over my 8 years on RIU I've noticed journals fizzle out and the OP bails out leaving the audience hanging. All of the build up, all of the suspense, to be let down in the end.. it's a bummer. Don't worry! I won't leave you hanging...

I've been meaning to get this thread up here for a while, but getting the op built out, then up and running, has taken up most of my time over the last couple weeks. So, here we go. The total space I've got is about 200 square feet, but this area is about 12 feet by eight feet I would say...

So I've been lurking here for awhile now and I finally decided to replace my good ol' HPS with LEDs. My tent is a 4x4x6.5 and I'm doing a 2 plant scrog set up (currently under a 600w SE HPS) At first I thought I should go with 6 3500k and 4 3000k CXB3590s powered by 2 MW HLG-240H-1400B drivers...

Under the law of the wife in a land where cannabis is still illegal, I am being pressured into making a smaller grow cabinet for flowering. The cabinet internals will be 24inch wide X 48inch long x 60inch tall. Cabinet will be lined with Orca Film. I'm thinking of flush mounting the Quantum...

@Stephenj37826 came up with this cool idea of a Plug n Play HID Duct cooled retrofit Kit using the LED's Lets see what it looks like. Math first...o_O 4 x boards on 2x HLG240H-2100 1/8 inch Aluminum plate. Air cooled. Total Wattage 540 Watts About 490 watts into 1216 Samsung 561 C diodes Case...

Trying DWC for my first time. Im currently on my third grow. I guess it's 4th now with this dwc set up. 10g reservoir with an air stone disk. Room I'm setting up my tent it's a 4x4X6 Ventilaion 4 x 8 " Oscillating fans 6" inline w/ Carbon filter Veg: 4 bulb t5- right now in basic bulbs...

Starting a new thread for DIY build with Quantum Boards. Please feel free to post your Mid-Power LED based designs here. Multiple LED Strips fine too. Related Threads https://www.rollitup.org/t/quantum-boards-grow.927065/ https://www.rollitup.org/t/pre-drilled-heatsink-for-boards.925811/...