Amps
[Top] [All Lists]

[AMPS] Re:

To: <amps@contesting.com>
Subject: [AMPS] Re:
From: W8JI@contesting.com (Tom Rauch)
Date: Mon, 26 Jul 1999 12:06:04 -0400

> >To further confuse the issue, I see an honest indicated 300w when I tune
> >the final on my 'tenna tuner power out meter.  I know some of these are
> >damped, and that they lag on voice peaks.  So, what real power out am I
> >likely getting when I'm seeing 300w peaks?  
> 
> You need a calibrated scope and hv multiplier probe to measure voice peaks
> into a 50-ohm load. 
> 

.....or a good peak reading wattmeter. The rise and fall times of 
voice waveforms are so slow, it is quite easy to build a very 
accurate peak meter.

A good meter is actually more reliable than a scope.


73, Tom W8JI
w8ji@contesting.com

--
FAQ on WWW:               http://www.contesting.com/ampfaq.html
Submissions:              amps@contesting.com
Administrative requests:  amps-REQUEST@contesting.com
Problems:                 owner-amps@contesting.com
Search:                   http://www.contesting.com/km9p/search.htm


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