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[AMPS] RF power calibration

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Subject: [AMPS] RF power calibration
From: (Peter Chadwick)
Date: Thu, 27 Jul 2000 16:52:37 +0100
John said:

>The RMS power of a clean sinewave at 1 MHz would heat one 
>side of a Ballentine dual thermocouple the same as DC

One problem I have found with thermocouples is that skin resistance leads to 1
Amp of RF producing more heat than 1 Amp of DC. But it does depend on the
thermocouple and how it is made, and how big the heating element is, etc.


Peter G3RZP

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