R: [AMPS] Watt meters and PEP

measures measures@vcnet.com
Sun, 16 Jan 2000 06:47:24 -0700


>
>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.
>
To do so would foolishly destroy the jolly guessing game.  

cheers

-  Rich..., 805.386.3734, www.vcnet.com/measures.  


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