Yak-52
DCS WORLD - QUICK REFERENCE
V-SPEEDS
| Speed | Value | Description |
|---|---|---|
| Vr | 75-80 KIAS | Rotation speed |
| Vx | 80 KIAS | Best angle of climb |
| Vy | 91 KIAS | Best rate of climb |
| Vfe | 93 KIAS | Max flaps extended |
| Vle | 110 KIAS | Max gear extended/transit |
| Vne | 194 KIAS | Never exceed (360 km/h) |
| Vs0 | 55 KIAS | Stall (landing config) |
| Vs1 | 60 KIAS | Stall (clean, upright) |
| Approach | 86 KIAS | Normal approach (flaps down) |
| Flapless Approach | 92-97 KIAS | Flapless approach/landing |
| Best Glide | 88 KIAS | Best glide (no wind) |
| Loop Entry | 162 KIAS min | Minimum loop entry speed |
POWER SETTINGS
| Phase | Setting |
|---|---|
| Takeoff | FULL THROTTLE (~2,950 RPM) |
| Aerobatics | 82% RPM (~2,420 RPM) |
| Climb | 80% RPM (~2,360 RPM) |
| Cruise | 70% RPM (~2,065 RPM) |
| Economy Cruise | 60% RPM (~1,770 RPM) |
| Approach | REDUCE TO MAINTAIN GLIDEPATH |
| Idle | ~700-800 RPM |
FLAP SCHEDULE
| Setting | Max Speed | Use |
|---|---|---|
| UP (Retracted) | Any | Takeoff / Cruise / Climb |
| DOWN (45 deg) | <= 93 KIAS | Landing (fixed position - no partial) |
ENGINE LIMITS
| Parameter | Value |
|---|---|
| Max RPM (Takeoff) | 2,950 RPM (5 min limit) |
| Max RPM (Continuous) | 2,700 RPM |
| Min RPM (Idle) | 700 RPM |
| Oil Pressure (Normal) | 3-9 kg/cm2 |
| Oil Temp (Min Taxi) | 40 deg C |
| Oil Temp (Min Takeoff) | 60 deg C |
| CHT Min (Takeoff) | 100 deg C |
| CHT Normal | 140-180 deg C |
| CHT Max | 230 deg C |
KEY NUMBERS
| Parameter | Value |
|---|---|
| Fuel Capacity | ~100 L (26 gal) |
| Fuel Burn (Aerobatics) | ~33 GPH |
| Fuel Burn (70% Cruise) | ~18 GPH |
| Fuel Burn (Economy) | ~14-18 GPH |
| Pattern Altitude | 800-1,000 ft AGL |
| Takeoff Roll | ~590 ft (180 m) |
| Landing Roll | ~970 ft (300 m) |
| Rate of Climb | 1,350 ft/min |
| Max Crosswind | 15 kts |
| G Limits | +7 / -5 G |
| Roll Rate | >150 deg/sec |
| Max Aerobatic Alt (Min) | 1,000 m AGL |