July 1st 07, 04:26 PM
posted to sci.electronics.basics,rec.radio.shortwave,rec.radio.amateur.antenna,alt.cellular.cingular,alt.internet.wireless
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external usenet poster
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First recorded activity by RadioBanter: Jul 2007
Posts: 6
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AM electromagnetic waves: 20 KHz modulation frequency on an astronomically-lowcarrier frequency
DTC wrote:
Jeff Liebermann wrote:
Argh, that brings back fond nightmares of Ma Bell.
And of splicing damaged buried plant in a wet trench...that stuff had a
bite to it.
The Coax we used for the repeaters was fed with 250-0-250V DC and the
current was regulated at 49mA. The only time the cable jointers worked
on it the power feed was disabled.
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