Actual wattage outputs?

Johiem

Well-Known Member
Short of using a lux meter, is the a way to determine the actual light output from my LEDs? I have a "Vanderlife" 1000 watt, and a 600 watt brandless Chinese special.
 

xtsho

Well-Known Member
Don't worry about it. It's probably a little over 100 watts. If it sounds too good to be true... Those lights don't have anywhere near the light they claim. Just consider that 1000 watts they claim to be fantasy. Pure fiction. Nothing to do with reality.
 

GBAUTO

Well-Known Member
If they are the usual 'blurple' fixtures, they will need close to 50 watts actual power consumed/ sq foot of canopy to flower well.
Spend $15 on a 'kill-a-watt' meter to plug the fixtures into so you can see what the ACTUAL power usage really is.
 

spek9

Well-Known Member
Should i use both of them? Giving multi point light source? It is only a 3x4 tent.
Yes, and in the meantime, you'll want to research new lights.

If your 1000W is really rated at 65W, that will not do much at all, and certainly won't be near enough to flower anything useful. I run more than 3.5 times that in my clone tent.
 

PURPLEB3RRYKUSH

Well-Known Member
Short of using a lux meter, is the a way to determine the actual light output from my LEDs? I have a "Vanderlife" 1000 watt, and a 600 watt brandless Chinese special.
Lux app, i get atleast 80k lux at 12 inches with a non blurple sf1000 spiderfarmer, draws 96 watts, my mars blurple draws 177 watts and puts out 45k lux at 12 inch roughly, run blurps pretty much touching canopy
 

Couch_Lock

Well-Known Member
research grow lights---Google is your friend- a fool and their money are soon parted.

Amare
HLG
Rapid LED
Timber
CobKits

These are good lights. You need 30 watts per sq ft 4 x 4= 16, 16 x 30= 480

A minimum of 480 watts, thats 480 watt draw from the wall. Your two lights draw 130 or less.
 

coreywebster

Well-Known Member
If one wanted to run an LED grow setup in a grow tent 4x4x7 approx., what would I need to get the most out of it?
Depends massively on the efficiency of the LED in question.

For cheap blurples, 50w (actual draw) per square foot.

For highly efficient LEDs like white Samsung 301b diodes or cree 3590 cobs 30w per square foot.
 

Knackers420

New Member
Depends massively on the efficiency of the LED in question.

For cheap blurples, 50w (actual draw) per square foot.

For highly efficient LEDs like white Samsung 301b diodes or cree 3590 cobs 30w per square foot.
Ok.. thanx kindly for that info!

Now, I've seen a lot of comments, positive and negative, regarding the "blurple" light sets. Are they really no good? Or are they something that should be used in conjunction with the full spectrum white light? Or only any good on expensive set ups?
 

coreywebster

Well-Known Member
Ok.. thanx kindly for that info!

Now, I've seen a lot of comments, positive and negative, regarding the "blurple" light sets. Are they really no good? Or are they something that should be used in conjunction with the full spectrum white light? Or only any good on expensive set ups?
It just comes down to how much light you use. You need more with a cheaper LED than with a good one. But if you use enough light then you will get good buds (as long as you do everything else right)

The other issue is reliability , when they make cheap lights they use cheap parts and run them hard to get the most light from those parts, plus cheap means lower quality control, so could be they don't last long, cheap drivers burn out quicker , cheap diodes may burn out leaving you with a light that only lights up half the unit.

Blurples have a bad rep due to the misleading figures they use to advertise too, they may call a light 1200w to make it sound good, then say its equal to a 400w hps and then say only draws 132w power, so they mislead the consumer to buy something not up to the task and then disappointing results follow, specifically in flower.

That same light that sounds so good might cost $100, which again sounds like a good deal but when you need 3 of them to light a 2x4 space and you've ended up spending $300 and could of bought a good light to start with which would of cost less, used less power overall, been quieter and lasted a long time.

Seen some good grows using blurples , mostly by people who knew what they were buying from the start and knew how to utilise what they had and probably got a bit lucky that the light wasn't faulty.
 
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