Harman Patil (Editor)

RTAF 4

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Top speed
  
258 km/h

Length
  
7.8 m

Wingspan
  
11 m

First flight
  
1972

RTAF-4 httpsuploadwikimediaorgwikipediacommonsthu

The RTAF-4 Chanthra (Thai: จันทรา) was a single-engine two-seat, single-engined primary trainer aircraft built by the Royal Thai Air Force's Science and Weapon Systems Development Centre.

Contents

Design and development

The RTAF-4 was developed from the de Havilland Canada DHC-1 Chipmunk that were used by the Royal Thai Air Force. Production began in February 1971 and the prototype made its first flight on 25 September 1972. The plane, with redesigned cockpit and tail sections, had a payload of 345 kg and its maximum gross weight for aerobatics was 1,044 kg. 12 aircraft were produced, that entered into service in 1974, four of which were used as trainers for the Civil Aviation Department of the Thai Air Force.

One unit has been preserved at the Royal Thai Air Force Museum, Don Mueang, Bangkok.

Operators

 Thailand
  • Royal Thai Air Force

    • Aircraft on display

  • Royal Thai Air Force Museum near Bangkok. Serial BF 03 ( บ.ฝ. ๑๗ ).

    • Specifications

    Data from ทอ.4 จันทรา

    General characteristics

  • Crew: two; student & instructor
  • Length: 7.80 m (25 ft 7 in)
  • Wingspan: 10.55 m (34 ft 7 in)
  • Height: 2.41 m (7 ft 11 in)
  • Empty weight: 744.5 kg (1,641 lb)
  • Gross weight: 1,090 kg (2,403 lb)
  • Powerplant: 1 × Continental IO-360 , 160 kW (210 hp)
  • Propellers: two-bladed

    • Performance

  • Maximum speed: 258 km/h (160 mph; 139 kn)
  • Cruise speed: 225 km/h (140 mph; 121 kn)
  • Range: 1,014 km (630 mi; 548 nmi) with full passenger load
  • Ferry range: 1,722 km; 1,070 mi (930 nmi)
  • Service ceiling: 5,000 m (16,000 ft)
  • Rate of climb: 365 m/s (71,900 ft/min)

    • References

    RTAF-4 Wikipedia
    (Text) CC BY-SA