[Amps] line length magic

Ron Youvan ka4inm at tampabay.rr.com
Wed May 19 18:40:56 PDT 2010


> RE:I think that Collins was trying to reduce the total IM products from the
> 30S1/KWM2 system when they recommended a specific length interconnect cable
> for the RF input to the amp. They make mention of the concern for the phase
> of the signal at the plate of the driver and the phase of the signal at the
> plate of the amp. I am guessing that the attempt was to have some amount of
> cancellation of the total IM products by this.

   I've thought long and hard about this and this theory would only work at certain frequencies.
So, I don't get it.
-- 
    Ron  KA4INM - The next election, I know what is going to happen, I'm going to help.


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