View source for Fournier RF 5

{{Short description|German touring motor glider, 1968}}
{|{{Infobox Aircraft Begin
 | name=RF 5
 | image=Fournier RF 5 (D-KBAN) 03.jpg
 | caption=
}}{{Infobox Aircraft Type
 | type=Motorglider
 | national origin=France
 | manufacturer=
 | designer= {{ill|René Fournier (aircraft designer)|lt=René Fournier|fr|René Fournier}} 
 | first flight= January 1968
 | introduced=
 | retired=
 | status=
 | primary user=
 | number built=
 | developed from= 
 | variants with their own articles=
}}
|}

The '''Fournier RF 5''' is a two-seat [[motor glider]] designed by {{ill|René Fournier (aircraft designer)|lt=René Fournier|fr|René Fournier}} .<ref name=sdrf-5>{{cite web|title=RF 5|url=http://www.sailplanedirectory.com/PlaneDetails.cfm?planeID=457|website=sailplanedirectory.com|accessdate=18 January 2015|url-status=dead|archiveurl=https://web.archive.org/web/20151112232928/http://www.sailplanedirectory.com/PlaneDetails.cfm?PlaneID=457|archivedate=12 November 2015}}</ref><ref name=pffournier>{{cite web|title=Fournier aircraft history, performance and specifications|url=http://www.pilotfriend.com/aircraft%20performance/fournier/fournier.htm |website=pilotfriend.com|accessdate=18 January 2015}}</ref>

==Design and development==
The RF 5 is based on the single seater [[Fournier RF 4]], and is a low-winged [[monoplane]] of all-wooden construction, with the crew of two sat in a tandem enclosed cockpit. It is semi-aerobatic with loops, stall turns, lazy eights, chandelles and spins approved.<ref name=Flight110670>{{cite journal|journal=Flight International|date=11 June 1970|pages=974–977|url=http://www.flightglobal.com/pdfarchive/view/1970/1970%20-%201062.html|title=GROWN-UP ULTRA-LIGHT |accessdate=18 January 2015}}</ref><ref name=RF5FM>{{cite web | title=RF 5 Flight Manual |url=http://www.club-fournier.de/dev/wp-content/uploads/2012/09/RF5-POM-5111.pdf |accessdate=23 November 2017}}</ref> It has a manually retractable center [[landing gear]], a steerable tailwheel and detachable outrigger landing gear.<ref name=RF5FM></ref> Spoilers are available to reduce lift.<ref name=RF5FM></ref> The wingtips of the parked aircraft can be unlocked and folded inwards by a single person to reduce required hangar space.

==Variants==
;RF 5B
:An improved high-performance version. Powered by a 50.7&nbsp;kW (68&nbsp;hp) [[Limbach SL 1700 E Comet]] engine.<ref name=JEoA>{{cite book|last1=Taylor|first1=Michael J H.|title=Jane's Encyclopedia of Aviation|date=1989|page=838|location=London|publisher=Portland House|isbn=0-517-69186-8}}</ref> One prototype build by Alpavia.
;RF 5B Sperber
:A high performance powered sailplane with {{convert|17.5|m|ft|abbr=on}} span wings. Build by Sportavia-Putzer Gmbh. U Co. Kg.
;AeroJaén RF5-AJ1 Serrania
:License built version produced by [[Aeronáutica del Jaén SA]]
;TZ-3
:[[Brazilian Air Force]] designation of the RF 5.<ref>{{Cite web |title=Brazilian Military Aircraft Designations |url=https://designation-systems.net/non-us/brazil.html |access-date=2025-03-17 |website=designation-systems.net}}</ref>

==Specifications (RF 5)==
[[File:Fournier RF5, Private JP7384079.jpg|thumb|Fournier RF 5 in-flight]]
{{Aircraft specs
|ref=Jane's All the World's Aircraft 1988-89,<ref name=JAWA88-89>{{cite book |title=Jane's All the World's Aircraft 1988-89 |year=1988 |publisher=Jane's Information Group |location=London |isbn=0-7106-0867-5 |editor=John W.R. Taylor}}</ref> Jane's All The World's Aircraft 1976–77<ref name=JAWA76-77>{{cite book |title=Jane's All the World's Aircraft 1976-77 |year=1976 |publisher=Jane's yearbooks |location=London |isbn=0-354-00538-3 |editor=John W.R. Taylor|pages=570–571}}</ref>
|prime units?=met
<!--
        General characteristics
-->
|crew=2
|length m=7.8
|span m=13.74
|height m=1.96
|wing area sqm=15.12
|width m=8.6
|width note=wings folded
|aspect ratio=12.5
|airfoil=root:[[NACA airfoil|NACA 23015]], tip:[[NACA airfoil|NACA 23012]]
|empty weight kg=420
|max takeoff weight kg=650
|fuel capacity={{convert|60|L|USgal impgal|abbr=on|1}}
|more general=
<!--
        Powerplant
-->
|eng1 number=1
|eng1 name= [[Limbach L2000 EOI]]
|eng1 type=4-cyl. horizontally-opposed air-cooled piston engine
|eng1 hp=80

|prop blade number=2
|prop name=Hoffman HO-V-62-R/160 fixed pitch propeller
|prop dia m=<!-- propeller aircraft -->
|prop dia ft=<!-- propeller aircraft -->
|prop dia in=<!-- propeller aircraft -->
|prop dia note=
<!--
        Performance
-->
|cruise speed kmh=
|cruise speed mph=
|cruise speed kts=113
|cruise speed note=
|stall speed kmh=
|stall speed mph=
|stall speed kts=43
|stall speed note=clean
|never exceed speed kmh=
|never exceed speed mph=
|never exceed speed kts=135
|never exceed speed note=at max t/o weight
|range km=700
|range miles=
|range nmi=
|range note= to {{convert|900|km|nmi mi|abbr=on}}
|combat range km=
|combat range miles=
|combat range nmi=
|combat range note=
|ferry range km=
|ferry range miles=
|ferry range nmi=
|ferry range note=
|endurance=<!-- if range unknown -->
|ceiling m=5000
|g limits=+6 -3
|glide ratio=20
|climb rate ms=3.29
|climb rate note=max
|time to altitude=
|sink rate ms=1.4
|sink rate note=power off
|wing loading kg/m2=42.99
|wing loading note=at max t/o weight
|fuel consumption kg/km=
|fuel consumption lb/mi=
|power/mass=
|thrust/weight=
|more performance=
|avionics=
}}

==See also== 
{{aircontent
<!-- include as many lines are appropriate. additional lines/entries with carriage return. -->
|see also=
|related=<!-- related developments -->
|similar aircraft=<!-- similar or comparable aircraft -->
*[[Scheibe Tandem-Falke]]
|lists=<!-- related lists -->
*[[List of motor gliders]]
}}

==References==
{{commons category|Fournier RF 5}}
{{reflist}}

{{Fournier aircraft}}
{{Sportavia-Pützer aircraft}}
{{FAB aircraft designations}}

[[Category:Fournier aircraft]]
[[Category:1960s French sailplanes]]
[[Category:Motor gliders]]
[[Category:Low-wing aircraft]]
[[Category:Single-engined tractor aircraft]]
[[Category:Aircraft first flown in 1968]]