# Rollason Beta

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{{Short description|British racing plane}}
{{Use dmy dates|date=September 2017}}
{{Use British English|date=September 2017}}
{{Infobox aircraft
 |name=Beta
 |image=G-BADC Rollason Beta B.2A (9670532337).jpg
 |caption=An amateur-built Beta
 |type=Single seat racing monoplane
 |manufacturer=[Rollason Aircraft and Engines](/source/Rollason_Aircraft_and_Engines)
 |designer=
 |first_flight=21 April 1967
 |introduction=
 |retired=
 |status=
 |primary_user=
 |more_users=
 |produced=
 |number_built=4 (factory-built)<br>5 (homebuilt)
 |variants=
}}

The '''Rollason Beta''' was a British midget racing monoplane developed from a competition to build a [Formula One](/source/Formula_One_Air_Racing) air racer in the 1960s in England.<ref name = "Jackson288">Jackson 1988, p.288</ref>  The Beta was first flown on 21 April 1967. The aircraft were successful air-racers in England during the late 1960s and early 1970s.

==Development==
The Beta was designed by the Luton Group (who were young technicians employed by the [British Aircraft Corporation](/source/British_Aircraft_Corporation) at Luton)<ref name = "RonSmith">{{Cite web|url=https://1000aircraftphotos.com/Contributions/SmithRon/13387.htm|title=Rollason Beta B1}}</ref> in a competition to design a racing aircraft, the Rollason Midget Racer Design Competition 1964.<ref name = "Jackson288"/>

The Beta is a fully aerobatic wooden low-wing cantilever monoplane with a cantilever tailplane with a single fin and rudder, powered by a Continental engine of between 65 and 100&nbsp;hp. It has a fixed-tailwheel landing gear and an enclosed cockpit for the pilot. The original prototype '''Luton Beta''' was not completed.<ref name = "Jackson288"/> The design was built commercially by [Rollason Aircraft and Engines](/source/Rollason_Aircraft_and_Engines) who made 4 aircraft at Redhill between 1967 and 1971.<ref name = "Jackson288"/><ref name = "Jones1">Jones 2002, p.7</ref> Plans were also available for homebuilding; although 55 sets of drawings had been sold by early 1974, five aircraft have been registered but just three aircraft are known to have been completed, all in the UK.<ref name = "RonSmith"/>

==Operational history==
The first Rollason-built Beta (registered G-ATLY and named ''Forerunner'') won the Manx Air Derby in 1969 and the second Rollason-built aircraft (registered G-AWHV and named ''Blue Chip'') won the Goodyear Trophy air race at [Halfpenny Green](/source/Halfpenny_Green) in 1969.

G-ATLY was written off in an aerial collision with a Tiger Moth at Nottingham on 29 September 1973, killing the pilot,<ref name = "avsafety1">{{Cite web|url=http://aviation-safety.net/wikibase/18985|title = Accident Rollason Beta G-ATLY, 29 Sep 1973}}</ref> G-AWHV was destroyed by fire in 1995<ref name = "RonSmith"/> and G-AWHW crashed on 17 December 1987 at [RAF Wattisham](/source/RAF_Wattisham), Suffolk, killing the pilot.<ref name = "avsafety2">{{Cite web|url=http://aviation-safety.net/wikibase/174176|title=Accident Rollason Beta B2a G-AWHW, 17 Dec 1987}}</ref>

==Variants==

;B.1
:Powered by a 65hp [Continental A65](/source/Continental_A65) engine, one built by Rollason later converted to B.2<ref name = "RonSmith"/>
;B.2
:Powered by a 90hp [Continental C90](/source/Continental_C90) engine, one by Rollason and one conversion from B.1<ref name = "RonSmith"/>
;B.2A
:As B.2, but with steel sprung undercarriage,<ref name = "RonSmith"/> two built by Rollason
;B.4
:Powered by a 100hp [Rolls-Royce Continental O-200](/source/Continental_O-200)-A engine, none built.

==Specifications (Beta B.2)==
{{Aircraft specs
|ref=Jane's All The World's Aircraft 1971–72 <ref name="Janes 71 p206">Taylor 1971, p.206.</ref>
|prime units? = imp
|crew=1
|length ft=16
|length in=8
|span m=
|span ft=20
|span in=5
|height m=
|height ft=5
|height in=0
|wing area sqm=
|wing area sqft=66
|aspect ratio=6.15:1
|airfoil=NACA 23012
|empty weight kg=
|empty weight lb=560
|gross weight kg=
|gross weight lb=850
|eng1 number=1
|eng1 name=[Continental C90](/source/Continental_C90)
|eng1 kw=<!-- prop engines -->
|eng1 hp=<!-- prop engines -->90
|fuel capacity={{convert|10.5|impgal|USgal L|abbr=on}}
|max speed kmh=
|max speed mph=202
|max speed note=at sea level

|cruise speed mph=160
|cruise speed note=at {{convert|7000|ft|m|abbr=on}}
|stall speed mph=60
|stall speed note=(without flaps)
|range miles=320
|ceiling m=
|ceiling ft=20,000
|climb rate ms=
|climb rate ftmin=1,800
|
}}

==References==
{{reflist}}

===Bibliography===
{{refbegin}}
*{{cite book |last= Jackson|first= A. J.|title= British Civil Aircraft 1919-1972 Volume 3 |year= 1988|publisher= Putnam|location= London|isbn=0-85177-818-6}}
* [http://www.flightglobal.com/PDFArchive/View/1967/1967%20-%202052.html?search=Rollason%20Beta Flight International 19 October 1967]
* {{cite book |last= Simpson |first= R. W. |title=Airlife's General Aviation |year=1995 |publisher=Airlife Publishing |location=Shrewsbury |page=431 }}
*{{cite book |editor-last= Taylor|editor-first=John W. R. |author-link=John W. R. Taylor |title=Jane's All The World's Aircraft 1971–72 |year=1971 |publisher= Jane's Yearbooks|location=London|isbn=0-354-00094-2 }}
*{{cite book |last= Jones|first= Michael|title= Tiger Club - The Redhill Saga Volume 3 1977-1989|year= 2002|publisher= Cirrus Associates|location= Gillingham, Dorset|isbn=1-902807-12-X}}
{{refend}}

==External links==
{{commons category}}
* [https://web.archive.org/web/20070211100118/http://www.britishaircraft.co.uk/aircraftpage.php?ID=766 Rollason Beta] – British Aircraft Directory

Category:1960s British sport aircraft
Category:Homebuilt aircraft
Category:Single-engined tractor aircraft
Category:Low-wing aircraft
Category:Aircraft first flown in 1967

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Adapted from the Wikipedia article [Rollason Beta](https://en.wikipedia.org/wiki/Rollason_Beta) by Wikipedia contributors ([contributor history](https://en.wikipedia.org/wiki/Rollason_Beta?action=history)). Available under [Creative Commons Attribution-ShareAlike 4.0 International](https://creativecommons.org/licenses/by-sa/4.0/). Changes may have been made.
