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Search: Keyword(s): ; Posts Made By: thegr8wendt
Forum: Lighting 12-18-2012, 08:03 AM
Replies: 3
Views: 321
Posted By thegr8wendt
Is Umol the same as PAR?

Take for example this chart:

http://i1027.photobucket.com/albums/y340/thegr8wendt/Aquarium%20Stuff/umol_zpsd32b932c.jpg

Is Umol the same as PAR?

And how does the Spectral Output look from...
Forum: Lighting 12-16-2012, 05:40 AM
Replies: 324
Views: 128,612
Posted By thegr8wendt
Is a watt a watt regardless of the source?

Compare (2) 90 watt LED fixtures (180 watt total) to a hybrid fixture with (1) 150 watt Metal Halide & (1) 39 watt PC. (190 watts total). Will it actually cost less to run the LED lamps as opposed to...
Forum: Lighting 12-16-2012, 04:51 AM
Replies: 4
Views: 668
Posted By thegr8wendt
Thanks for the response. Do you think 2 of these...

Thanks for the response. Do you think 2 of these units would put out too much PAR at say 12'' above the surface?
Forum: Lighting 12-15-2012, 05:28 PM
Replies: 4
Views: 668
Posted By thegr8wendt
Come on guru's, I know you're out there.

Please give me your input. No need to answer all my questions, just the ones you're knowledgeable on.

Please, Thank you.
Forum: Lighting 12-15-2012, 12:33 AM
Replies: 4
Views: 668
Posted By thegr8wendt
LED information overload

Aloha everyone, I'm new to this forum but not aquariums. I've found all 16 pages of this thread to be very helpful. I have an ADA 90p (36''x18''x18'') that I just changed to an Iwagumi layout (with...
Forum: Lighting 12-11-2012, 07:08 PM
Replies: 0
Views: 252
Posted By thegr8wendt
Problem with Grand Solar I Metal Halide

Aloha

I have an ADA Grand Solar I. A few days ago the 150w Metal Halide bulb burnt out. Luckily I had a replacement. Unluckily I think there may be something wrong with the ballast or light. The...
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