[Review] Galaxy hydro 400w COB

Big smo

Well-Known Member
presentation

i have grown for a few years now, ive tried the mh/hps combo, also cfl in micro grows, ive wanted to try leds for a long time but they were just too expensive.
not that long ago galaxyhydro, also called roleadro released led panels that looked ok and had decent reviews and since they were cheap i decided to give them a try.

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grow room (very small)
  • 70x40x200 cm
  • 1 dinachem from dinafem
  • dwc bucket with 220 L/H air pump, dual output
  • plagron hydro nutrient line i used GH flora series for the first 2 weeks.
  • small carbon filter and extractor
conditions :
  • temperature : 22-28 celsius
  • 12/12 lighting schedule after 10 days of grow , cut after 70 days since first pistils showed up
  • ec : 1.4 in grow 1.8 in flowering ( it was too high)
  • ph 5.8-6.3
  • solution changed every 7 days

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before starting the grow journal i want to talk quickly about those leds.

the 400w cob performs well, growing stage was vigourus, maybe a little less compared to a 400w mh but it might be genetics of the plant, also the internodes stayed quite tight.
the lamp is quite noisy to my taste, way less than a normal sized extractor but i would say it is loud as a noisy computer ( fan noise)
luckily you can very easily open the panel and wire the fans in series instead of parallel, this way they run at 6v and are very silent.
it doesnt get too hot, and the build quality is really good for this price, really... if someone wants some pictures of the inside i might put them sometime.

the biggest upside of those lamps are of course heat, they produce a little, the 300w is like a 125w cfl in terms of heat and the 400w cob like a 200w cfl, so perfectly manageable.

125 grams, with less than 190w of power consumtion, and its easily possible to get better resuklts with a larger grow room ( mine is tiny) and LST, but i think its nice to see the result on a less than optimised plant...

i think the results will shut up more than a few idiots here saying chinese pannels are crap, i was really happy with this one

feel free to ask any questions, the pictures in the end are whiter because i found out how to change the settings to get them to look less purple/ pink, which i didnt know how to do in the beginning



























































since some people here ddint know that imaging softwares exist i posted a gif to show the settings i used to make the light appear more natural, i kept the the first pictures from the post original so you can see the natural color of the lamp

http://i.imgur.com/1tmIbOH.mp4
 

weed-whacker

Well-Known Member
I check in a few times a day. That has little to do with you being an asshole.

Hey guys check out what I grew with a cheap light!
I bet the responses would have been much kinder.
But if you act like a dick your gonna get the more common responses.

yeah totally! OP is a idiot!(lol) @jrock2000 you should have used a thread title other than the light you tested when you posted a documented grow with that light, that way @Big smo wouldn't have to come of as a complete dickfinger and be an asshole.

shame on you for making this side of him show

(jokes)
 

FranJan

Well-Known Member
i think the results will shut up more than a few idiots here saying chinese pannels are crap, i was really happy with this one"
Don't come here with this bullshit and expect positive feedback. Not sure how everyone overlooked this comment and now feels bad for the op.
I'm on triple probation and I can't get into it but you should of saw what I deleted yesterday :o.

If you must buy Chinese buy it from a real company like:
https://www.led-professional.com/products/leds_led_modules/honglitronic-cob-high-luminous-efficacy-155-lm-w

About Hongli Zhihui Group:
Hongli Zhihui Group Co.,Ltd. (SZ.300219) is a top rank LED manufacturer in China, found in 2004, mainly providing LED package and LED lighting application solutions. As a leading manufacturer of white light LED package, most of our SMD LEDs & COB LEDs have passed IESNA LM-80 testing, and SMD LEDs passed the UL certificate, AC COB passed the CE certificate. We have two LED package plants. The headquarter is in Guangzhou in the south of China and the other one is located in Nanchang. The Nanchang Plant, which covers 66,000 square meters with 1 billion RMB ($151,228,730.00 US) investment. .........:“Honglitronic”. Please refer to en.honglitronic.com for additional product and company information.

And they actually have a website. HOLY SHIT :o!
 

Hybridway

Well-Known Member
Jorgey, you erased your post?
I know we're done bickering. But just a re-cap, so you can practice what you preach to BigSmo.
He doesn't say half the shit you keep saying he does. Plus, if you remember correctly, you & the NG's were whacking me w/ insults & name calling every post in that intensity thread. Only because you disagreed w/ what I said, that made perfect sense BTW. Seemed I was a few months ahead of you guys then cuz now everyone's doing exactly what I suggested.
Then when I called you guys NG's someone squealed w/ their feeling hurt. You guys called me all kinds of names.
I got the boot for a day until a real administrator saw I was right & was wrongfully put on slo-mo or whatever that shit was.
I'm glad you've calmed down & don't start trouble like that anymore. I see you're trying as you've erased your post it seems about Trailer Trash.
I know the guy personally, & he's deffinetly not a trashy guy.
He's trying hard to be the best grower he can & to share his lessons w/ others. You know, contributing to this forum.
You on the other hand built one lil light w/ 4 Citizens Cobs & acted like you set it off for Citizens.
Never grew a tomatoe under it for us to see.
You do contribute to the DIY crowd I guess but everyone who does one build seems to be the master all the sudden.
When someone like this OP says we're all idiots because of the lessons we've learned about cheap & expensive Chinese or otherwise fixtures, someone's bound to retaliate. You know this.
The whole saying things in posts that aren't true to get others to believe the worst, is not cool. Just like quoting a sentence out of context. Not cool.
When are you going to grow a pot plant? Ok, take care. No offense, n no problems. Just pointing out something's that aren't cool.
 

Hybridway

Well-Known Member
I'm on triple probation and I can't get into it but you should of saw what I deleted yesterday :o.

If you must buy Chinese buy it from a real company like:
https://www.led-professional.com/products/leds_led_modules/honglitronic-cob-high-luminous-efficacy-155-lm-w

About Hongli Zhihui Group:
Hongli Zhihui Group Co.,Ltd. (SZ.300219) is a top rank LED manufacturer in China, found in 2004, mainly providing LED package and LED lighting application solutions. As a leading manufacturer of white light LED package, most of our SMD LEDs & COB LEDs have passed IESNA LM-80 testing, and SMD LEDs passed the UL certificate, AC COB passed the CE certificate. We have two LED package plants. The headquarter is in Guangzhou in the south of China and the other one is located in Nanchang. The Nanchang Plant, which covers 66,000 square meters with 1 billion RMB ($151,228,730.00 US) investment. .........:“Honglitronic”. Please refer to en.honglitronic.com for additional product and company information.

And they actually have a website. HOLY SHIT :o!
Good info. They don't make pre-built fixtures though?
 

horribleherk

Well-Known Member
hey jrock more responses than your other thread you're cool with me I enjoy popping in on your other thread I still using my 250-400 switchable hps still no led or cmh yet but I'm making the most of what I've got & the pinkpanties is about done image.jpeg
 

Big smo

Well-Known Member
A very sad life man. I laughed the entire read. This is what you do. You play games in the Internet and act like a tough guy but this is a forum for growers. Sitting behind a computer screen all day stalking me is really pathetic. I mentioned one of my vehicles about 6 months ago and last week you brought it up in an insult. Really Jorge? You write this stuff down and save it in files?


As for my grass clipping whatever you called it, want me to bring an active member here who purchased every single gram of the 4 lbs I grew under my Amares? He is here and probably laughing it up while you try yet again to put me down.

As for realstyles. An advertiser here giving me shit about absolutely nothing relevant to the conversation again is bound for feedback. He is black. Big shit. Because he lives in the ghetto doesn't mean I'm one bit racist. He lives in the ghetto. You probably live in the ghetto too. You don't work you just sit behind a screen all day. His room where he sleeps on dirty laundry scattered trash is also his build room and office. Pretty trashy if you ask me. That's ghetto and has nothing to do with skin color. But again it's just more for you to gather up so you can try and torment me. I don't care. This is what you do keep doing it. Online bully and lurk threads. Saving info on people you don't like and like hybrid said use it out of contex to make people look bad. Get a hobby, try growing pot it's relaxing. Maybe try smoking some that helps too. Just please stop stalking me.
 

1Zigzagman

Well-Known Member
sooo, I'm gonna hop in on this, there are some people who have been coming back to the point of 125 grams off of 194 watts, yet nobody has pointed out that it was only a 1 plant grow, a autoflowering plant, now idk what you guys are all used to growing but I've grown many autos, and not all that many produce over that amount, in fact for a single auto that's a pretty decent harvest, so if he had grown 2 and pulled 125 grams off both plants for a total of 250 grams for his 194 watt draw at the plug would you still be criticizing his light the same way? I think you probably would just to continue the hatred for Chinese led, it's a shame that people on this site act this way, I used to be a regular on this site, but got sick of the know-it-all attitudes, so now I just read for the most part, occasionally post but will never show a grow here ever again, it's complete nonsense and to act like your dick is bigger when you fail to look at all aspects of the grow before considering his lighting draw and gpw average from 1 auto, LOL, .... Leaves me well speechless .... IT WAS A DAMN NICE lookin plant man, congrats on your grow, and thank you for sharing it with us, don't let these guys bother you, keep up the nice work.
 

frica

Well-Known Member
sooo, I'm gonna hop in on this, there are some people who have been coming back to the point of 125 grams off of 194 watts, yet nobody has pointed out that it was only a 1 plant grow, a autoflowering plant, now idk what you guys are all used to growing but I've grown many autos, and not all that many produce over that amount, in fact for a single auto that's a pretty decent harvest, so if he had grown 2 and pulled 125 grams off both plants for a total of 250 grams for his 194 watt draw at the plug would you still be criticizing his light the same way? I think you probably would just to continue the hatred for Chinese led, it's a shame that people on this site act this way, I used to be a regular on this site, but got sick of the know-it-all attitudes, so now I just read for the most part, occasionally post but will never show a grow here ever again, it's complete nonsense and to act like your dick is bigger when you fail to look at all aspects of the grow before considering his lighting draw and gpw average from 1 auto, LOL, .... Leaves me well speechless .... IT WAS A DAMN NICE lookin plant man, congrats on your grow, and thank you for sharing it with us, don't let these guys bother you, keep up the nice work.
It wasn't an autoflower.

And 2 plants with the same light doesn't double the harvest.
 

1Zigzagman

Well-Known Member
It wasn't an autoflower.

And 2 plants with the same light doesn't double the harvest.
ahh yes I went back and re-read it, but either way it went 12-12 with 10 days of veg.... Do you think it would have produced more than 125g had it been vegged longer? ...... Does almost any photo plant do that? The fact is it was a plant that basically grew to the height of a auto, due to the growers choice, 125g off a plant that height is not bad, I've seen much worse on this forum is all I'm saying and instead of criticizing and saying the light is garbage you could just say "that's a nice lookin plant man... Good job making the most of what you have" or at least something positive rather than most of the last 4 pages
 

sixstring2112

Well-Known Member
Its just that alot of those cheap led panels just dont last very long.I grew some super dank,big plants under my mars panel but 14 months and its crapping out? Then if they had a decent return policy it would be ok but mars just says stupid shit like show me the burnt diodes and we will ship you replacements lol.but if you can find a company to take care of warranty work then i say go for it,they def work decent for cannabis
 
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