Covers Mobile Train Radio Communication systems — GSM-R (GSM-Railway, the standard adopted for Indian Railways) and Tetra — which provide dedicated, safety-critical voice and data communication between loco pilots, station staff, and control offices.
Key Points
- GSM-R also carries the data communication needed for modern train protection systems like Kavach — mobile radio isn't just for voice calls anymore.
Content Status
Draft note, grounded in real official syllabus text found via research but not yet cross-checked against the primary RBE PDF directly. Treat as study-aid only until verified.