[Amps] making sinks black

[dcoffman at iquest.net]

Thanks for the information.  I never thought of it like that.  I would just be 
worried that a layer of primer and a layer of paint would lessen the heat 
transfer effect.  I think I would opt for anodized aluminim if I could.

73 - Thanks for the info.

Doug N9XTF

Quoting Roy Koeppe <royanjoy at ncn.net>:

> "...what difference does it make what color it has as to
> the heat it will dissipate?"
> 
> 
> A big difference, if you don't use forced air flow. Black bodies radiate
> and absorb heat many times more efficiently than a white or shiny body.
> Example, a silvered-glass 'thermos' bottle. Try wearing a nice black tee
> shirt in the direct sun as compared to a white one.
> 
> 73,   Roy    K6XK
> 
> 
> 
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