{"schema_version":1,"from_cycle":"2026-09-03","to_cycle":"2026-10-01","airport":"CVO","counts":{"action":3,"ifr":0,"fyi":3},"changes":[{"id":"cad19da1768a","priority":"action","category":"frequency","kind":"added","summary":"new frequency 119.6 (APCH/P DEP/P IC)","source":"FRQ"},{"id":"3af20b2f965b","priority":"action","category":"frequency","kind":"added","summary":"new frequency 120.25 (APCH/P DEP/P)","source":"FRQ"},{"id":"60f2abec2109","priority":"action","category":"frequency","kind":"added","summary":"new frequency 298.9 (APCH/P DEP/P)","source":"FRQ"},{"id":"3db7e2711862","priority":"fyi","category":"frequency","kind":"changed","summary":"frequency 127.5 use: APCH/P DEP/P -> CD/P","source":"FRQ","fields":[{"field":"FREQ_USE","old":"APCH/P DEP/P","new":"CD/P"}]},{"id":"c7e7d0d4d0b7","priority":"fyi","category":"frequency","kind":"changed","summary":"frequency 348.7 use: APCH/P DEP/P -> APCH/P DEP/P IC","source":"FRQ","fields":[{"field":"FREQ_USE","old":"APCH/P DEP/P","new":"APCH/P DEP/P IC"}]},{"id":"c8650f806441","priority":"fyi","category":"remark","kind":"changed","summary":"revised remark: For clearance delivery, if unable on frequency contact Cascade approach at 541-607-4674/4675; when approach is closed, contact Seattle ARTCC at 253-351-3694.","source":"APT_RMK","original":"FOR CD IF UNA ON FREQ CTC CASCADE APCH AT 541-607-4674/4675, WHEN APCH CLSD CTC SEATTLE ARTCC AT 253-351-3694.","fields":[{"field":"REMARK","old":"FOR CD CTC CASCADE APCH AT 541-607-4674/4675, WHEN APCH CLSD CTC SEATTLE ARTCC AT 253-351-3694.","new":"FOR CD IF UNA ON FREQ CTC CASCADE APCH AT 541-607-4674/4675, WHEN APCH CLSD CTC SEATTLE ARTCC AT 253-351-3694."}]}]}