{"id":8215,"date":"2015-03-08T16:42:30","date_gmt":"2015-03-08T07:42:30","guid":{"rendered":"http:\/\/www.kawauchi.homeip.mydns.jp\/jh0cjh\/blog\/?p=8215"},"modified":"2026-07-13T23:43:04","modified_gmt":"2026-07-13T14:43:04","slug":"50mhz-dx-condition","status":"publish","type":"post","link":"https:\/\/www.kawauchi.homeip.mydns.jp\/jh0cjh\/blog\/2015\/03\/08\/50mhz-dx-condition\/","title":{"rendered":"50MHz DX 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