On 18 December 2012 15:30, Frans Peeters <[email protected]> wrote:
> ** > > ** ** > > ** ** > > ** ** > > Dear Damien**** > > ** ** > > **** > > With a poit weld PLATINUM and PLATINUM-RHODIUM wire in a alumine giding > rod with the point uncovered, you measure everything til **1800 °C** .**** > > ** ** > > Instrumentation ampli of 3x 741 IC **** > > Chematic I can send you .**** > > Read out; any digital voltmeter in milli volts**** > > > > > One minor word of caution Franz, In reducing conditions platinum alloys to its supports, and disappears at a lot less than 1800C. been there, done that, seen 1000 GBP of thermocouple disappear. Steve
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