Anyone have a spare Apple IIgs power supply?

Tothwolf tothwolf at concentric.net
Fri Dec 12 15:02:17 CST 2014


On Fri, 12 Dec 2014, Charles wrote:
> On Dec 12, 2014, at 11:44 AM, Peter Corlett <abuse at cabal.org.uk> wrote:
>> On Fri, Dec 12, 2014 at 10:15:28AM -0500, Sean Caron wrote:
>>
>>> I'm not sure what the formulation was in the past but denatured 
>>> alcohol nowadays is just ethanol with maybe 5-10% methanol added. You 
>>> definitely shouldn't be drinking it (in vivo, methanol is metabolized 
>>> to formaldehyde via oxidative reduction - formaldehyde attacks the 
>>> optic nerve - which is why drinking wood methanol makes you go blind) 
>>> but other than that, I wouldn't say it's particularly more harmful to 
>>> you, boards or components than isopropanol is. You wouldn't want to 
>>> drink that, either!
>>
>> Wikpedia references EU Regulation 162/2013, which gives the various recipes
>> across the EU:
>> http://eur-lex.europa.eu/LexUriServ/LexUriServ.do?uri=OJ:L:2013:049:0055:0061:EN:PDF
>>
>> Taking a random sample from a few different countries, the basic recipe 
>> seems to be 1% mixed crud to make it unpalatable, up to 10% methanol, 
>> and the rest ethanol.  The ethanol and methanol will evaporate readily 
>> enough, but I'd be somewhat concerned about residue left from 
>> non-volatile components of the 1%.
>>
>> It's not like isopropanol is terribly expensive or difficult to get 
>> hold of.  I can order ten litres of it from Amazon £28.66 with free 
>> delivery.  If anything, it seems to be slightly cheaper than meths.
>
> just just acetone… it works the best anyways.

Sure...if you want to dissolve the epoxy substrate, any number of plastic 
or rubber-like compounds (capacitor end seals, anyone?), or the enamel 
coating on magnet wire...


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