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[AMPS] Two-tone audio generator for testing IMD?

To: <amps@contesting.com>
Subject: [AMPS] Two-tone audio generator for testing IMD?
From: 2@vc.net (2)
Date: Sun, 16 Dec 2001 18:05:18 -0800
>
>A two tone IMD test on an RF amp does _not_ use audio frequency!
>
>For your test use two RF generators. One set for 30.000.00MHz
>the other set to 30.001.00 MHz. Look at the output with an
>Spectrum analyser.
>
>
>Alex
...
//  And you will not know how the amplifier performs wirh voice 
modulation.  I have heard amplifiers that were 10 - 12 db cleaner on a 
2-tone test than they were with human voice modulation.  

-  R. L. Measures, 805.386.3734,AG6K, www.vcnet.com/measures.  
end


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