1. Rotorcraft Unique Considerations AEA January 31, 2012

2. OUTLINE • Rotorcraft Unique Considerations • Airplane versus Helicopter comparison

3. Unique Rotorcraft Considerations Category Airplane Helicopter Concerns VFR minimums 3 sm day Clear of clouds 91.155(b) 1 sm night EADI/PFD, TAWS Special VFR 1 sm flight vis No visibility specified 91.157(b) daylight No time specified Takeoff Grd Vis 1sm No visibility specified 91.157(c)

4. Unique Rotorcraft Considerations Category Airplane Helicopter Concerns Stability Inherently Stable Limited Stability EADI / PFD Trim Aerodynamic None – unless: SAS / AP Temperature Airflow in flight Greenhouse effect Equip Qualification Vibration Propeller Main/Tail rotor Equip Qualification

5. Unique Rotorcraft Considerations Category Airplane Helicopter Concerns HIRF Dist from Xmit Fly close to XMIT Equip Qual System Separation Adequate Limited Wire Bundle runs Antenna Ground Plane

6. Unique Rotorcraft Considerations Category Airplane Helicopter Concerns Takeoff Attitude Nose Up Nose Down AHRS Rate of turn Typically 6°/s up to 60°/s AHRS

7. Unique Rotorcraft Considerations Category Airplane Helicopter Concerns FHA Classification Class 1 No class distinction Equipment Class 2 Class 3 Class 4 • Class 1 - Typically SRE 6,000 pounds (lbs.) or less • Class 2 - Typically MRE, MTE and STE, 6,000 pounds or less • Class 3 - Typically SRE, STE, MRE, and MTE greater than 6,000 Lb • Class 4 – Communter Category