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>> And then I walked back into the shop and bought some batteries. Because,
>> batteries is pretty much a normal price really.
>
> The next thing you should build is a dual voltage power supply.
Uh, why?
1. If I actually wanted one, I could *buy* one for a very modest price.
(And that way, it would actually work properly.)
2. I don't know how many amp-hours an AA battery is, but with each IC
using several micro-watts of power, I don't envisage running them flat
any time soon.
--
http://blog.orphi.me.uk/
http://www.zazzle.com/MathematicalOrchid*
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