[Amps] What blower?

Steve Thompson g8gsq at eltac.co.uk
Sun Jan 29 18:03:31 EST 2006



Gary Schafer wrote:
> I wonder if those IR thermometers won't give a false reading of glass
> temperatures because of also picking up the direct radiated IR from the
> tubes plate as it is operating.
A lot of the IR thermometers have a fixed emissivity setting which is 
wrong for glass (and maybe shiny metal). The simple fix is a patch of 
correction fluid like Tippex or Snopaque (?), which has pretty close to 
the right value. I imagine it might attenuate the direct IR as well.

Steve


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