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RTCA DO-209 1992 Edition, April 23, 1992 Minimum Operational Performance Standards for Devices That Prevent Blocked Channels Used in Two-Way Radio Communications Due to Simultaneous Transmissions
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Description / Abstract: Sets forth goals and applications and recommends standards and procedures for systems that provide a means for reducing simultaneous transmissions that adversely affect two-way voice radio communications. This specification is applicable to ground-based, ground-mobile, and airborne two-way UHF and VHF voice radio communications equipment used for intercommunication and control of air traffic.