On 5/26/22 16:10, Lothar baier wrote:
i wouldnt call it a transfer standard , weinschel/tegam makes sensors that use the same principle that are heated (1109/1111)? that are used with system 2 units to calibrate sensors , they are outrageously expensive
They certainly can be, and certainly are, used as transfer standards. Further, NIST will calibrate them. (they won't calibrate any other type of RF power sensor, unless something has changed very recently)
-Dave
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Dave McGuire, AK4HZ
New Kensington, PA
Dave McGuire