HAWKER CYGNET
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INSTALLATION
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Unzip the cygnet02.zip file to a temporary folder.

Copy the Hawker_Cygnet folder from the temporary folder to your ...Flight Simulator 9\Aircraft folder.

The aircrasft uses gauges from the default Piper Cub, DeHavilland Comet, and Spirirt of St Louis aircraft. Make sure you have the .cab files for these aircraft in your gauges folder.

MODEL
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I built this aircraft using GMax and FS2004. I haven't tested it in any other versions of Flight Simulator.

The aircraft has:

- animated propeller
- animated wheels
- key-framed flying controls (aileron, rudder, elevator).

I may include wing-folding in a later version.

PANEL
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I've only provided a 2-D panel. There's no Virtual Cockpit because I don't like them. I've used FS2004 standard gauges except for a pitch trim gauge which is provided..

SOUNDS
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I aliased the sound to the standard FS2004 Piper Cub sound. You could consider the sounds provided with the Curtis Wright CW-1 Junior by P Clawson as an alternative.

FLYING
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The Cygnet takes-off at about 45-50 mph with the trim set to the embossed triangles on the pitch trim gauge. The tail comes up at about 25 mph when a little forward pressure should be applied on the stick and the aircraft will become airborne soon after at about 45 mph. It will then climb out at about 600 fpm.

The maximum straight and level speed of 82 mph is achieved at full power.

The approach speed is 45 mph at 1100 rpm, giving a rate of descent of about 400 fpm.

The stalling speed is 33 mph.

HISTORY
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H G Hawker Aircraft Co Ltd built two Cygnets in 1924. They were a single-bay biplanes with unswept wings that can be folded backwards alongside the fuselage to reduce the storage space. The wings are of unequal span and chord and have ailerons on all four wings. The fuselage has a rectangular section fuselage with a domed fairing on top. The entire structure is wooden covered by doped fabric, expect for the engine cowl which is light alloy.

The Cygnets were entered in the 1924 Daily Mail newspaper light aircraft competition, one was powered by a 34 hp British Anzani two-cylinder engine and the other by a similar ABC Scorpion engine. They were re-engined with Bristol Cherub 34 hp engines for the 1926 competition in which they came first and second.

Hawkers retained one of the Cygnets (G-EBMB) into the 1960s and it is now preserved in the Royal Air Force Museum at Hendon, although not in airworthy condition. The Shuttleworth Collection has a replica Cygnet (G-CAMM) which is still flown at airshows.

The Cygnet's leading particulars are:

- Span 28 ft
- Length 20 ft 5 in
- Height 5 ft 10 in
- Wing area 165 sq ft

- Empty weight 373 lb
- Loaded weight 950 lb

- Maximum speed 82 mph
- Rate of climb 11 min 20 sec to 5000 ft
- Ceiling 8900 ft.

The Cygnet was the first aircraft to be designed by Sydney Camm (later Sir Sydney Camm). He was appointed Hawker's chief designer and 1926 and died in office in 1966. In the intervening years, he designed a stream of military aircraft for the Royal Air Force. These included:

- the Hart/Kestel series of biplane fighters in the 1930s
- the Hurricane that was the mainstay of the Battle of Britain in 1940
- the Typhoon, Tempest, and Sea Fury piston engined fighters during the Second World War. The Sea Fury fought in Korea.
- the Sea Hawk and Hunter jet fighters
- the Harrier, the first VTOL fighter.

The Cygnet replica's registration of G-CAMM is a tribute to Sir Sydney.


ACKNOWLEDGEMENTS
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The aircraft uses:

- The RNAS pilot included with the Sopwith Pup aircraft Gmax file from Stephen O'Leary

- The pitch trim gauge from Robert Sanderson, who also checked out the model and provided advice on its flight dynamics

Thanks to both of them.


LICENCE
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I am willing to grant you a licence to use this aircraft subject to you accepting the terms and conditions of the Licence Agreement included as part of the download.


Copyright (c) Gerry Howard 2004-2005. All rights reserved



Gerry Howard

gerryhoward@btinternet.com