BlueFlash · DGCA CPL prep

DGCA RTR (Aero) — Complete Exam Preparation Guide 2026

The Radio Telephony Restricted (Aero) licence, commonly called RTR(A), is a mandatory WPC certification for all pilots operating in India. Unlike the five DGCA theory papers, RTR is conducted by the Wireless Planning and Coordination (WPC) Wing and includes both a written paper and a practical voice test. BlueFlash is uniquely suited for RTR preparation — it is a voice-first AI platform that lets you practice live ATC communication scenarios out loud.

RTR (Aero) Exam Structure

Part 1 — Written Paper (WPC)

• Aviation English and phonetic alphabet
• Q-codes — QNH, QFE, QDM, QDR, QTE, QUJ and all aviation-relevant codes
• Abbreviations — standard ICAO and WPC abbreviations
• Radiotelephony procedures — standard phraseology, read-back requirements
• Distress and urgency — MAYDAY, PAN PAN, distress frequencies
• Radio equipment — frequencies, VHF/HF, SELCAL

Part 2 — Practical Voice Test

• ATC communication simulation
• Departure, en-route, arrival, and approach phraseology
• Emergency radio procedure — MAYDAY call format
• Position reporting
• Clearance read-back
• Frequency changes and transponder instructions

Key RTR Topics and Phrases

Distress call format (MAYDAY): MAYDAY MAYDAY MAYDAY — [callsign] — [nature of emergency] — [position] — [altitude] — [heading] — [speed] — [intentions] — [souls on board] — [fuel remaining]

Q-codes every pilot must know:

• QNH — altimeter setting to read altitude above sea level at the station
• QFE — altimeter setting to read zero on the ground at the aerodrome
• QDM — magnetic bearing TO the station
• QDR — magnetic bearing FROM the station (radial)
• QTE — true bearing FROM the station
• QGH — controlled descent through cloud

Phonetic alphabet (tested in every WPC paper): Alpha, Bravo, Charlie, Delta, Echo, Foxtrot, Golf, Hotel, India, Juliet, Kilo, Lima, Mike, November, Oscar, Papa, Quebec, Romeo, Sierra, Tango, Uniform, Victor, Whiskey, X-ray, Yankee, Zulu

Why BlueFlash Is the Best RTR Preparation Tool

RTR Part 2 is a spoken test — and you cannot prepare for a spoken test by reading notes. BlueFlash is a voice-first AI platform. You speak your radio calls, the AI responds as ATC, evaluates your phraseology, and flags errors in real time. Practicing departure clearances, position reports, and MAYDAY calls out loud is the only way to be ready for the practical test.

Most DGCA prep platforms are text-based. BlueFlash is the only platform that lets you rehearse the actual voice interaction of the RTR practical exam.