[Amps] Measuring RF Power

R.Measures r at somis.org
Sat Mar 26 11:11:44 EST 2005


On Mar 26, 2005, at 7:45 AM, David Kirkby wrote:

> R.Measures wrote:
>
>>>>>> What does "nothing is not defined properly" mean?   As I 
>>>>>> understand
>>>>>> this matter, for AC, V-peak ^2 / R = P-peak, V-rms^2 / R = P-rms.
>>>>>> If the last equation is true, then P-rms = V-rms x I-rms.
>>>>>>
>>>>>>
>>>>> It isn't true. V-rms^2/R = Pmean (or average).
>>>>>
>>>>>
>>>>>
>>>> So what does one find by multiplying V-rms by I-rms?
>>>>
>>>>
>>> Pmean (or average).
>>>
>>>
>>
>> Is that not the heat produced in the R
>>
> yes
>
>> a.k.a. P-rms ?
>>
> no
>
**   ___

Richard L. Measures, AG6K, 805.386.3734.  www.somis.org



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