Forum: Lighting
02-19-19, 07:58 AM
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Replies: 26
Views: 28,640
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Forum: Lighting
02-18-19, 09:24 AM
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Replies: 26
Views: 28,640
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Forum: Lighting
02-17-19, 07:34 AM
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Replies: 26
Views: 28,640
(12*30)*0.25=90
"There is an average of 3470...
(12*30)*0.25=90
"There is an average of 3470 hours of sunlight per year (of a possible 4383) with an average of 9:30 of sunlight per day."
http://www.sacramento.climatemps.com/sunlight.php
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Forum: Lighting
02-16-19, 04:47 PM
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Replies: 26
Views: 28,640
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Forum: Lighting
02-16-19, 08:39 AM
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Replies: 26
Views: 28,640
Poor Man,
Here's a small cheap circuit that...
Poor Man,
Here's a small cheap circuit that should turn off your LED during the day. All the parts are inexpensive and easy to get.
How it works:
The "ts3702" is a comparator, it compares the...
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Forum: Lighting
02-16-19, 06:57 AM
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Replies: 26
Views: 28,640
Bill, a 100 watt module for 2.5 hours (this is...
Bill, a 100 watt module for 2.5 hours (this is low, I believe the average for the US is 3 to 4 hours of maximum module output per day), gives 100 x 2.5 = 250 watts. A 5 watt source quadrupling the...
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Forum: Lighting
02-15-19, 04:32 PM
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Replies: 26
Views: 28,640
Hi Poor Man,
I love these kinds of projects,...
Hi Poor Man,
I love these kinds of projects, they're so much fun!
OK, if the light is 5 watts that means the current it draws is 5 watts divided by 120 volts or 0.042 amps. BUT LEDs don't run on...
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