Thunder Tiger Piper Cub 2.1m - Pt1 - OS 65AX 2-Stroke Glow Nitro Engine - RC Aircraft

Thunder Tiger Piper Cub 2.1m - Pt1 - OS 65AX 2-Stroke Glow Nitro Engine - RC Aircraft

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Burton Model Flying Club,
Staffordshire - UK
www.burton-mfc.co.uk


This is Part 1 of a series of videos featuring Thunder Tiger Piper Cub 2.1m wingspan.


Part 1 - Valiant 1750mm by Hangar 9 - Pt1 - OS 65AX 2-Stroke Glow Engine - BMFC 2025
h   • Thunder Tiger Piper Cub 2.1m - Pt1 - OS 65...  

Part 2 - Valiant 1750mm by Hangar 9 - Pt2 - Thunder Tiger F-75S 4-Stroke Glow Engine - BMFC 2025
   • Thunder Tiger Piper Cub 2.1m - Pt2 - Thund...  

Part 3 - Valiant 1750mm by Hangar 9 - Pt3 - Thunder Tiger F-91S 4-Stroke Glow Engine - BMFC 2026
TBC - Watch this space!


This a video of a flight of the Thunder Tiger 2.1 metre wingspan radio controlled (RC) aircraft, recording some simple manoeuvres filmed from ground level. The pilot flew this mission as Line of Sight (LoS). The OS 65AX 2-stroke glow engine was temporarily fitted for running it in in the air before being installed in its intended aircraft.

** Aircraft Description **

This 30+ years old airframe of Thunder Tiger Piper Cub is of lightweight balsa and plywood construction with a self-adhesive film covering. The airframe is in mostly original condition apart from a few repaired areas.


* Specifications*

Aircraft: Thunder Tiger Piper Cub 2.1m
Wingspan: 82.7” (2100mm)
Length: 48” (1215mm)
Wing area: 850 in2 (55dm2)
Weight: 6.5-7.5lbs (3-3.5kg)
Engine: .46-.61 2 Cycle, .50-.91 4 Cycle
Radio: 4 Channel (5 Servos)

Engine: OS 65AX 2-Stroke Glow Engine
Displacement (cc/cu.in) - 110.63 cc / 0.649 cu.in
Bore (mm/in) - 24.0 mm / 0.945 in.
Stroke (mm/in) - 123.5 mm / 0.925 in
Practical R.P.M. (rpm) - 2,000-17,000 r.p.m.
Output power (HP/RPM) - 1.75 ps / 1.73 hp / 16.000 r.p.m
Weight ( w/muffler) (g/oz) - 457.2 / 16.13

Propeller: Master Airscrew 12.5 x 8.5

MTOM: 3750g Thrust: 4450g Thrust/Mass: 1.19

Receiver:  FrSky S8R
Transmitter:  RadioMaster TX16S

FPV Goggles: None

The video editing software: Open Source “ShotCut”
The video was recorded on mobile phone in 1980x1080P@30fps
The Onboard video: none
The edited video was upscaled and rendered at 2562x1440P@50fps.
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Music: Royalty free music - Bensound.com "Event Horizon" by Benjamin Tissot