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� Home : ITU-R : Publications : Recommendations : F�Series : F.613 : F.613-0 (07/86)
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F.613�:�The use of ionospheric channel sounding systems operating in the fixed service at frequencies below about 30�MHz �

Recommendation F.613-0 (07/86)

Approved in 1986-07-01

Status : In force (Main)
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28672 bytes 2001-06-01 E�8184�

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