Pooleys CRP-5 Flight Computer

The CPL/ATPL standard flight computer used across UK ground schools.

The CRP-5 is the manual flight computer required for Commercial Pilot Licence and Airline Transport Pilot Licence theory exams. Built and trusted in the UK aviation training industry for decades.

• Higher altitude scales for jet operations
• Temperature corrections (TAS calculations)
• Compressibility correction at high altitudes
• Mach number calculations
• Wind, fuel, time, distance — all the standard navigation calculations
• NATO Stock Number — 6605-99-378-4684

The CRP-5 is the entry-level CPL/ATPL flight computer. For the windarm version with integrated wind correction arm, see the CRP-5W.

Used by Bristol Ground School, L3Harris, FTA, Skyborne, and most other UK integrated and modular ATPL theory programmes.