measures wrote:
>> By measuring the voltage
>>across a line connected to a calibrated power meter!
>
> . hardly a good guess.
>
>> In other words, you
>>improve the error budget by calibrating one power meter directly from
>>another.
>
>I worked in calibration laboratories for a total of roughly 10 years. I
>repaired and calibrated oscilloscopes. I do not need to guess how
>oscilloscopes are calibrated.
Go on then, *tell* us how the Y sensitivity of an oscilloscope is
calibrated at an arbitrary RF frequency, in a way that is traceable to
NIST standards.
73 from Ian G3SEK Editor, 'The VHF/UHF DX Book'
'In Practice' columnist for RadCom (RSGB)
http://www.ifwtech.demon.co.uk/g3sek
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