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Photochlorination apparatus, setup of multiple UV LED lights, help please... Our first cure lamp consisted of 3, just 3, of the 5W royal blue Luxeons (700mW output each). The r ... |
10-8-2005 at 19:41 by: Twospoons |
Photochlorination apparatus, setup of multiple UV LED lights, help please... My workmate and I are looking at buying a wafer of 400nm UV LED die from Cree (about 6000 die) and g ... |
10-8-2005 at 17:56 by: Twospoons |
Can we say "ahem-blinkered-ahem!!!! Just because someone disagrees with you is no reason to get all pissy and go hide in a corner and su ... |
4-8-2005 at 19:17 by: Twospoons |
Photochlorination apparatus, setup of multiple UV LED lights, help please... Near as I can work out halogens go down to 250nm, but the output is quite low.
The vast bulk of the ... |
1-8-2005 at 16:27 by: Twospoons |
Power Supplies [quote][i]Originally posted by jimwig[/i]
where would be without hot glue?????
[/quote]
A lo ... |
31-7-2005 at 22:17 by: Twospoons |
Photochlorination apparatus, setup of multiple UV LED lights, help please... Well, they're your LEDs, so do with them as you please. Just be extra careful not to knock the ... |
31-7-2005 at 17:14 by: Twospoons |
Splitting Water That second pdf is bullshit. It implies you can run your car forever on a tank of water. Sorry, bu ... |
26-7-2005 at 16:45 by: Twospoons |
Reclaiming precious metal confusion Silver at $7 an oz is too cheap for extraction from circuit boards, where its mixed with a lot of o ... |
26-7-2005 at 14:10 by: Twospoons |
Reclaiming precious metal confusion Gold - Don't expect much return, theres very little gold in old pc parts. That gold plating y ... |
25-7-2005 at 14:22 by: Twospoons |
A true “gel” silica gel binder for graphite (or PbO2?) electrodes. Yes, but to get a nice conductive anode you really should plate solid PbO2 over the top. |
21-7-2005 at 23:53 by: Twospoons |
A true “gel” silica gel binder for graphite (or PbO2?) electrodes. It might be possible to improve the mechanical properties by adding chopped carbon fibre, or glass f ... |
21-7-2005 at 17:16 by: Twospoons |
Power Supplies Oh dear...
A 'switching' supply is one that uses internal switching to regulate the out ... |
18-7-2005 at 23:21 by: Twospoons |
Queries on the silver mirror process Thanks for all the replies, and correcting my nomenclature regarding 'fulminating' vs ... |
18-7-2005 at 16:01 by: Twospoons |
Queries on the silver mirror process I have a couple of questions regarding glass silvering by reduction of ammoniacal silver nitrate, as ... |
17-7-2005 at 16:28 by: Twospoons |
Photochlorination apparatus, setup of multiple UV LED lights, help please... One thing about the 12V 1 Amp wallwart - don't buy a cheap one! They're nasty, unregulate ... |
17-7-2005 at 16:14 by: Twospoons |
Photochlorination apparatus, setup of multiple UV LED lights, help please... [quote][i]Originally posted by chemoleo[/i]
It' s a shame that LEDs don't do less than 36 ... |
12-7-2005 at 13:44 by: Twospoons |
Photochlorination apparatus, setup of multiple UV LED lights, help please... The pdf was built with Acrobat 6.0, so you'll probably need Reader 6.0
Incidently, Nichia ha ... |
11-7-2005 at 16:46 by: Twospoons |
Photochlorination apparatus, setup of multiple UV LED lights, help please... IrC : Here's a pdf of my files - schematic, overlay, and pcb copper pattern. I set the patter ... |
11-7-2005 at 14:44 by: Twospoons |
Glacial acetic acid... In New Zealand glacial acetic is available OTC from pharmacies. Where are you? |
7-7-2005 at 16:10 by: Twospoons |
How did you find the Mad Science Discussion Board? Like many others, from EWF. Got sick of their preoccupation with destruction, so I don't go th ... |
6-7-2005 at 21:54 by: Twospoons |
The 125 Biggest Questions in Science! I worked for a washing machine manufacturer for a while (really !), and I can tell you the trickiest ... |
6-7-2005 at 21:42 by: Twospoons |
Photochlorination apparatus, setup of multiple UV LED lights, help please... "... higher efficiency..." Well, thats not really true. There is always a maximum pulse c ... |
6-7-2005 at 20:44 by: Twospoons |
Photochlorination apparatus, setup of multiple UV LED lights, help please... Eraser bulbs are no good for me. Only a few watts, and its a large diffuse light source, so I can ... |
5-7-2005 at 22:31 by: Twospoons |
Photochlorination apparatus, setup of multiple UV LED lights, help please... Glad you like it! ![:)](./images/smilies/smile.gif)
Yeah, we spent a bit of time figuring out how to NOT fork out $5000 for a prop ... |
5-7-2005 at 21:30 by: Twospoons |
Photochlorination apparatus, setup of multiple UV LED lights, help please... Thought I'd add a pic of it running. You can see the heatsinking wires sticking out the back.
... |
5-7-2005 at 20:37 by: Twospoons |
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