All speeds described in this manual are written as IAS speed, displayed by
primary airspeed indicator!!!
IAS - indicated speed of flight, indication of airspeed indicator in your airplane
CAS - calibrated speed, real speed of flight
(in zero flight level ISA) = compensated for indicator and aerodynamic error
5.2. STALL SPEED
Stall speed valid for airplane weight 472,5 kg and wing level flight.