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Key terms: station numbers khz spy hf message numbers stations broadcasting frequency kw transmissions spies jamming cuban number stations ussr pad shortwave follow transmitted operated decode cold war transmitter burst tech espionage signals lincolnshire poacher united states jammer interference modulation recordings prelude some stations repeated publicly cherry ripe designation propagation interfering communications spoken numbers nicknames monitoring acknowledged direction finding about numbers stations indicates a station broadcasting Search external links cited by footnotes on Wikipedia page Numbers station: |
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