Amps
[Top] [All Lists]

Re: [Amps] Measuring RF Power

To: Tony King - W4ZT <amps@w4zt.com>
Subject: Re: [Amps] Measuring RF Power
From: Gary Schafer <garyschafer@comcast.net>
Reply-to: garyschafer@comcast.net
Date: Mon, 21 Mar 2005 12:08:22 -0500
List-post: <mailto:amps@contesting.com>

Tony King - W4ZT wrote:
> Harold B. Mandel wrote:
> 
> 
>><snip> PEP is different
>>than RMS, and RMS is different than Average. <snip>
>> 
>>
> 
> It may be worth mentioning that RMS is the usual method of defining a DC 
> equivalent which, given a pure waveform, will be about the same as the 
> average. With distorted waveforms RMS will not define the average 
> properly. 

It may also be worth mentioning that there really is no such thing as 
"RMS power". The proper term is average power. RMS is only valid in 
terms of voltage or current.

You can find an RMS value of power but it is not useful for anything.

73
Gary  K4FMX


_______________________________________________
Amps mailing list
Amps@contesting.com
http://lists.contesting.com/mailman/listinfo/amps

<Prev in Thread] Current Thread [Next in Thread>