The PTV: Your Flight Envelope, Not a Speed Contest
The Technical Flight Range (PTV) defines the speed band you control with your speed bar. You operate between low, mid and high range settings. Each zone delivers distinct handling characteristics and carries different constraints. Understanding this breakdown prevents unexpected behavior in thermals or turbulence.
Low Range: Margin First
You are near stall speed or keeping the bar fully out. The wing slows down, lift increases and control inputs become softer. However, disturbance tolerance drops. In unstable conditions, this zone provides better sink resistance and a shorter landing distance. Stay alert: any gust pushes you closer to the critical flight regime immediately.
Mid Range: The Operational Core
This is where you find predictable handling. You maintain optimal cruise speed, balanced control input and a smooth wing response to your commands. Most free flight sessions and training happen in this band. You keep a comfortable margin against thermal shifts without compromising your flying development.
High Range: Sensations and Limits
You push the bar out to gain speed. Load factor increases, turbulence feedback sharpens and turning radius tightens. Sensations intensify but your safety margin shrinks. Only operate here if your skill level and current conditions clearly allow it.
Safety and Progression: Stay Grounded
- Check weather, gear condition and your actual skill level every flight.
- Monitor fatigue: it degrades reaction time and speed management.
- Do not copy maneuvers outside your technical comfort zone.
- Seek personalised advice from qualified instructors to calibrate your progression.
- Always maintain realistic safety margins relative to daily conditions.
The PTV is not a raw performance tool. It is an envelope to know, respect and use progressively. Each pilot builds safety on realistic choices, not momentary adrenaline. Adjust speed to the situation, read your wing feedback and never sacrifice margin for a fraction of knots. Plan your flights well, stay pragmatic in the air and aim for longevity.
Fly safe,
Cyrille MARCK and the Rid'Air/CEM team
