Re: Unusual functions of cheap parts

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...
.