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Linear motor
Have a look at the leadscrew on any lathe or mill. You will notice that the thread has a square pro ... |
27-6-2006 at 18:04
by: Twospoons |
hydrogen from electrolysis
[quote][i]Originally posted by cbfull[/i]
[
Cold air tends to literally suck the energy out of you ... |
27-6-2006 at 17:23
by: Twospoons |
Electrorheological Fluid
Look [url=http://www.blazelabs.com/e-exp01.asp]here[/url] about halfway down the page. And [url=htt ... |
22-6-2006 at 15:30
by: Twospoons |
Shaded pole motor setup for overhead
To connect the stir rod to the motor use a short, tight length of silicone or rubber tube. For ex ... |
22-6-2006 at 15:22
by: Twospoons |
Shaded pole motor setup for overhead
I'd use a plain old lab stand and clamps, since I've got them. You don't have these? |
21-6-2006 at 23:56
by: Twospoons |
A "new", old idea for a HV pulse generator.
Um. What the hell was I looking at then? Must've had a brain fart. Thanks anyway. All the other ... |
21-6-2006 at 17:04
by: Twospoons |
A "new", old idea for a HV pulse generator.
There's a 2Mb tech brief about these things on the NASA website [url=http://www.nasatech.com/TSP2/in ... |
21-6-2006 at 14:09
by: Twospoons |
Electrorheological Fluid
It can be done with a simple mix of cornflour and oil! |
20-6-2006 at 15:08
by: Twospoons |
Fuel Cell Questions
I think the answer may be in this
[quote]
The catalyst required for the electrodes can be any of ... |
15-6-2006 at 14:48
by: Twospoons |
Charging time needed for 10-stage Cockcroft-Walton voltage multiplier
The only other suggestion I have applies to everything we ever do here : aways ask the question "Wha ... |
14-6-2006 at 14:13
by: Twospoons |
Silver plating via Tollens' reaction
Of course we're interested! Check the number of "views" of this thread.
I've often wondered wheth ... |
13-6-2006 at 19:20
by: Twospoons |
Charging time needed for 10-stage Cockcroft-Walton voltage multiplier
Do put the bleed resistors in too - you don't want your outputs sitting there "hot" long after the t ... |
13-6-2006 at 17:29
by: Twospoons |
Charging time needed for 10-stage Cockcroft-Walton voltage multiplier
I think you will find that your 10 stage array will take ten mains cycles to charge - its not quite ... |
12-6-2006 at 15:23
by: Twospoons |
hydrogen from electrolysis
Well you are not going to run less petrol, thats for sure. Since petrol is the only energy input to ... |
8-6-2006 at 14:32
by: Twospoons |
NIR dye supplier?
I'm trying to find a supplier of infrared filter dye. I found a link months ago, but now I've lost ... |
30-5-2006 at 14:50
by: Twospoons |
Silver plating via Tollens' reaction
Most instructions for mirroring glass require extreme cleaning of the glass first - using NaOH, then ... |
24-5-2006 at 14:35
by: Twospoons |
Need machine vision camera
Sorry, I wasn't clear - I meant a schematic of your x-ray power supply. |
18-5-2006 at 23:13
by: Twospoons |
Need machine vision camera
Would you mind posting a schematic of what you want to build? It would make providing suggestions ea ... |
18-5-2006 at 21:31
by: Twospoons |
Need machine vision camera
The velocity factor for co-ax is typically around 1ns per foot, so you need roughly 1 foot of coax p ... |
18-5-2006 at 18:19
by: Twospoons |
Nicotine
The danger with extraction for use as an insecticide is the presence of tobacco mozaic virus, which ... |
11-5-2006 at 19:00
by: Twospoons |
why gold is yellow?
[quote][i]Originally posted by 12AX7[/i]
If it were spectral, there should be orange and green and ... |
8-5-2006 at 19:54
by: Twospoons |
Electrical model of electrolysis cell
You do realise using an LM317 for current control is insanely simple ... |
4-5-2006 at 15:09
by: Twospoons |
Precious Metal Recovery from Scrap
Did you expose the chip? There's probably as much gold in the bond wires as there is plated onto the ... |
27-4-2006 at 17:07
by: Twospoons |
Question About Electrochem Technique/Apparatus
If your inner cell is a thin walled glass beaker, you should get plenty of heat transfer to a waterb ... |
19-4-2006 at 16:04
by: Twospoons |
microscope
I've only used low power binocular microscopes (for electronics) but my experience with Zeiss was ba ... |
22-3-2006 at 21:30
by: Twospoons |
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