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[AMPS] Conjugate Matching and Efficiency

To: <amps@contesting.com>
Subject: [AMPS] Conjugate Matching and Efficiency
From: 2@vc.net (2)
Date: Sat, 26 May 2001 16:27:16 -0700
>
>> Several posts have referred to reflected power from a mismatched filter.
>> People have reasoned, "If the output is 3 dB down, then the power has to
>> go somewhere".  But, it's also reasonable to consider that the source
>> never generated the power at all because it didn't have enough voltage
>> swing to work into a higher impedance, or enough current swing to work
>> into a lower impedance, or the reactance caused phase differences between
>> voltage and current.
>
>That certainly makes sense. 
>
>The source does not have to "produce" the RF power when the load 
>isn't matched. The sources we use are energy converters that 
>convert a dc source to RF with a time-varying resistance.

?  RE:  " RF with a time-varying resistance";    It seems to me that the 
"time-varying resistance" is with the amplification circuitry, and it is 
not with the RF output. 
>... ...

cheers, Mr. Rauch. 

>...

-  R. L. Measures, 805.386.3734, www.vcnet.com/measures.  
end


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