In message <[email protected]>, dated Thu, 12 Jan 2012, Anthony Thomson <[email protected]> writes:

"A not practical one: fluctuations of more than that typically occur in
test area ambient temperatures, especially one that contains a 2 kW
lamp!"


Steady state is reached when the *difference* between the ambient temperature and the test subject temperature levels out, you need to be monitoring the ambient temperature as well.

Do all the definitions make that quite clear?
--
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John Woodgate, J M Woodgate and Associates, Rayleigh, Essex UK
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