Re: Unusual functions of cheap parts
- From: William P.N. Smith <news05@xxxxxxxxxxxxxxx>
- Date: Sat, 26 Nov 2005 18:04:46 -0500
Jim Thompson <To-Email-Use-The-Envelope-Icon@xxxxxxxxxxxxxxx> wrote:
>I've used a light bulb in series with a rectifier to charge a car
>battery (just make sure that line ground goes to chassis ground ;-)
Anyone else remember the Radio Shack dry battery chargers based on a
7W night-light, a rectifier, and a flexible battery holder? The light
is an (aproximately) constant current source...
.
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