DGCA RTR(A) Part 1 case studies
DGCA RTR(A) Part 1 · Put your knowledge to work in context.
The Radio Telephone Operator (Restricted) Certificate and License Rules, 2025 - listed by DGCA under Acts and Rules and again among statutory notifications with S.O.710(E) and S.O.711(E), both dated 10-2-2026 - are the regulatory instrument behind this credential. DGCA publishes RTR examination information through its examinations portal, which also carries the tentative schedule and results, and the site's personnel licensing menus group licensing material under Air Traffic Controllers, Flight Dispatchers and pilots. This study page is independent and is not affiliated with, endorsed by, or operated by DGCA; always confirm administrative details on the official portal. Candidates for RTR(A) Part 1 are typically people who need a restricted radiotelephony qualification - trainee controllers, flight dispatchers, and others who will operate aeronautical radio. The DGCA RTR(A) Part 1 case studies are 5 cases and about 2,868 words.
1Similar Callsigns and an Ambiguous Descent Clearance
At 07:42, VT-ABC, a Cessna 172, is level at 5,000 ft on a training flight, monitoring Approach on 124.35. VT-ABD, an ATR 72, is on the same frequency, 8 NM ahead and descending.
543 words, about 3 min2Conditional Line-Up Cancelled Near the Stop Bar
At a controlled airport, VT-SGA, a Piper Archer, is holding at A1 for runway 09. A landing A320 is on 1 NM final.
575 words, about 3 min3Split VOR Indications in IMC
VT-RNA, a twin-engine aircraft, is cleared on an IFR route using VOR XYZ on 114.60. Ten minutes after station passage, the HSI CDI swings fully left and the NAV warning flag flickers.
573 words, about 3 min4Expired RTR Licence Before a Controlled Departure
A pilot passed the RTR(A) examination and received a licence with an expiry date. Fourteen months later, while preparing for a cross-country flight, the pilot notices the licence expired 18 days ago.
598 words, about 3 min5Loss of VHF Communications in IMC
VT-COM is IFR at 9,000 ft in IMC, cleared 'direct XYZ VOR, expect ILS runway 27, squawk 4521.' Ten minutes later both VHF radios fail. The last contact was with Area Control on 128.70.
579 words, about 3 min