On 02/06/2011 23:15, Peter Loron wrote:
> I may be showing my ignorance here, but why not use something*designed*
> as a heating element? Or at least a simple cement power resistor?
>

That was my instant thought too - would a resistor or some nichrome wire=20
not do the job?
Or use a standard transistor (I would actually think a bipolar, e.g=20
2N3055 would be more suited to this task) and shove some insulating=20
material between it and the case.


--=20
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