L-29 Delfin, 1959
Winner of a competition for a basic jet trainer for Warsaw Pact armies (against the Soviet Yak-30 and the Polish TS-11 "Iskra", the L-29's production started in 1963. There were 3500 produced until 1974 of which more than 2000 for the former Soviet Union. In the latter, L-29 filled the gap between piston-engined Yak-18A and Mig jet fighters. The L-29's cockpit layout will hence be familiar to any pilot with Yak (or Mig) experience. The L-29 can be operated from grass airfield. It possess full anodised aluminium structure and sturdy gear which combined with a very healthy flying enable the Delfin to withstand whimsies even of greenest of pilots.
The landing gear, wing flaps, and speed breaks are operated by a hydraulic system. The pilots cabin is fully pressurized, air conditioned, and heated. Pilots have access to oxygen and facilities for anti-g suits. The Delfin is able to carry 2 x 150 liters drop tanks, or 2 x 100 kg bombs, or 2 pods containing each four 67 mm rockets, or 2 x 7,62 mm machine guns. Choice is yours.
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Motorlet M-701C-500 890 kg (1960 lbs) turbojet
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| Span Length Height Wings area |
10,29 m 10,81 m 3,13 m 19,8 m2 |
33,8 ft 35,5 ft 10,3 ft 213,1 ft2 |
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| Basic empty weight Takeoff weight (with/without tanks) Basic fuel capacity Total fuel (incl. 2 x 150 l drop tanks) Fuel consumption Power loading |
2280 kg
3539/3280 kg 750 kg 975 kg 800 l/h 18,6 kgs/kg |
5027 lbs
7802/7231 lbs 1653 lbs 2149 lbs gph 41 lbs/lbs |
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| Maximum level speed Maximum speed @ 5000 m Vne @ sea level Cruise speed @ 92% Landing speed Stall speed (30° flaps) Maximum rate of climb Service ceiling Maximum range (10 % reserve) Maximum range (with drop tanks) Take off run (sea level) Landing run (sea level) Maximum load factor |
610 km/h
655 km/h 800 km/h 450 km/h 160 km/h 125 km/h 14 m/s 11 000 m 640 km 895 km 800 m 680 m + 8 / - 4 |
328 kts 352 kts
432 kts 243 kts 86 kts 67 kts 2755 fpm 36000 ft 397 nm 555 nm 1805 ft 1444 ft + 8 / - 4 |
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