Search found 9 matches

by stevek
Tue Nov 15, 2005 1:57 am
Forum: General Discussion
Topic: Help with LED
Replies: 31
Views: 5481

Re: Help with LED

Originally posted by Chris Smith: Have you considered "ALL Spectrum" lighting [pure white light] like they use in the film industry, High wattage grow lights, etc., and then Beam splitting the different frequencies of light using a simple prism or three. THe problem with high wattage grow lights, I...
by stevek
Tue Nov 15, 2005 1:38 am
Forum: General Discussion
Topic: Help with LED
Replies: 31
Views: 5481

Re: Help with LED

Originally posted by sofaspud: You seem committed to the investment, so attaboys from me for tackling this unique project. I've never heard of someone using this approach and it'd be interesting to read how it works out for you. Best of luck with it all. LOL I hope the investment will pay off. In t...
by stevek
Mon Nov 14, 2005 6:46 pm
Forum: General Discussion
Topic: Help with LED
Replies: 31
Views: 5481

Re: Help with LED

Originally posted by MrAl: stevek: Yes, those LED's are quite high priced. I've found the 1 watter's put out about the same as 15 smaller LED's, roughly, but then the mcd rating of some of the smaller LED's came up since then. Yeah i am seeing that. Boy they sure have changed in 15 years!!! You're ...
by stevek
Mon Nov 14, 2005 1:12 am
Forum: General Discussion
Topic: Help with LED
Replies: 31
Views: 5481

Re: Help with LED

Originally posted by MrAl: Hello there, On Topic: Led's dont light that big of an area, so it would take many, many LED's to do plants! There is always Lumileds i guess. It's still going to cost a bunch to do a wide area. Al Hi Al, you are right they don't cover a large area. thats why i said it wo...
by stevek
Mon Nov 14, 2005 1:04 am
Forum: General Discussion
Topic: Help with LED
Replies: 31
Views: 5481

Re: Help with LED

Mainly and those are good ideas you posted, but mainly the benefit of the LED's is the electric bill at the end of the month! you can run these suckers off of 6v golf cart batteries wired in series and parallel to provide a 12 volt supply and use solar power to recharge the things during the day, an...
by stevek
Sat Nov 12, 2005 4:24 pm
Forum: General Discussion
Topic: Help with LED
Replies: 31
Views: 5481

Re: Help with LED

Hi, Well I have a nursery and some of the plants i grow need better lighting conditions to get them to grow right. Plants grow better when their in the blue and red frequency of light, during the late spring, summer, and early fall they can filter out the rest of the bands and take in the needed ban...
by stevek
Sat Nov 12, 2005 7:23 am
Forum: General Discussion
Topic: Help with LED
Replies: 31
Views: 5481

Re: Help with LED

Amazing, spent the morning going over LED's and wow!
Now i have no idea what i need to accomplish what i want. :(

grrrr.
by stevek
Sat Nov 12, 2005 6:01 am
Forum: General Discussion
Topic: Help with LED
Replies: 31
Views: 5481

Re: Help with LED

Heh, they went from neg to positive back in the stone age too! :p Originally posted by Matt Nuzum: Originally posted by Roger Dodger old codger: yep things have changed in 15 yrs. BIG TIME. EVERYTHING rogerdoger Yeah, now electrons go from the negative terminal to the positive . What a surprise! :ee...
by stevek
Fri Nov 11, 2005 1:51 pm
Forum: General Discussion
Topic: Help with LED
Replies: 31
Views: 5481

Help with LED

Hi, I have been out of the electronics for several years now, but dabble when i need to repair something. Right now i am investigating building a light array of LED's that i can adjust intensity as well as frequency in the red and blue freq ranges. BUT i am somewhat overwelmed with starting it. THe ...