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Coaxial cable radiation prevention device utilizing a masking spurious signal generator

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1. A DEVICE FOR COUNTER- ACTING ELECTROMAGNETIC RADIATION FROM A COAXIAL CABLE COMPRISING A DUAL SHIELD COAXIAL CABLE HAVING AN INNER CONDUCTOR, AN OUTER SHIELD AND AN INNER SHIELD; AN INTELLIGENCE SIGNAL GENERATOR HAVING FIRST AND SECOND OUTPUT TERMINALS; MEANS CONNECTING THE FIRST OUTPUT TERMINAL TO SAID INNER CONDUCTOR AT ONE END OF THE CABLE; MEANS CONNECTING THE SECOND OUTPUT TERMINAL TO THE INNER SHIELD AT SAID ONE END OF THE CABLE; RECEIVER MEANS CONNECTED TO OTHER END OF SAID CABLE BETWEEN SAID INNER CONDUCTOR AND SAID INNER SHIELD SO AS TO RECEIVE AN INTELLIGENCE SIGNAL OUTPUT FROM SAID INTELLIGENCE SIGNAL GENERATOR; SAID INTELLIGENCE SIGNAL HAVING A GIVEN FREQUENCY RANGE; A SECOND SIGNAL GENERATOR WHICH HAS A SIGNAL OUTPUT WHICH PRODUCES AN INTERFERING SIGNAL CONCENTRATED IN A FREQUENCY WHICH SPANS THE FREQUENCY RANGE OF THE INTELLIGENCE SIGNAL, ABOUT SAID OUTER SHIELD AND IS SPURIOUS WITH RESPECT TO SAID INTELLIGENCE SIGNAL OUTPUT; SAID SECOND GENERATOR HAVING TWO OUTPUTS WHICH ARE CONNECTED BETWEEN THE INNER AND OUTER SHIELDS AT SAID ONE END OF THE CABLE; AND A DISSIPATIVE IMPEDANCE MEANS CONNECTED AT THE OTHER END OF THE CABLE BETWEEN SAID INNER AND OUTER SHIELDS, WHEREBY SAID SPURIOUS SIGNAL IS TRANSMITTED ON SAID OUTER SHIELD OF SIAD COAXIAL CABLE AND CAUSES A RADIATING ELECTROMAGNETIC FIELD AROUND THE PERIPHERY OF SAID CABLE SO AS TO SWAMP OUT ANY ESCAPING SIGNAL FROM THE INTELLIGENCE SIGNAL.
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