AM electromagnetic waves: 20 KHz modulation frequency on an astronomically-low carrier frequency

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July 7th 07, 10:37 PM posted to sci.electronics.basics,rec.radio.shortwave,rec.radio.amateur.antenna,alt.cellular.cingular,alt.internet.wireless

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AM electromagnetic waves: 20 KHz modulation frequency on an astronomically-lowcarrier frequency

isw wrote:
Especially if the RF field is strong, there are a lot of mechanisms
which can create harmonics after the signal leaves the transmitter --
rusty fencing, or tooth fillings, for example.

What we used to call miscellaneous metallic junction intermod.

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