Firebird Sub-One
{{Short description|German paraglider}}
{{Use dmy dates|date=January 2022}}
{{Use British English|date=January 2022}}
| {{Infobox Aircraft Begin
| name=Sub-One | image= | caption= }}{{Infobox Aircraft Type | type=Paraglider | national origin=Germany | manufacturer=Firebird Sky Sports AG | designer= | first flight= | introduced= | retired= | status= Production completed | primary user= | more users= | produced= mid-2000s | number built= | developed from= | variants with their own articles= }} |
The Firebird Sub-One is a German single-place, paraglider that was designed and produced by Firebird Sky Sports AG of Füssen in the mid-2000s. It is now out of production.Bertrand, Noel; Rene Coulon; et al: World Directory of Leisure Aviation 2003-04, page 16. Pagefast Ltd, Lancaster OK, 2003. ISSN 1368-485X{{cite web|url=http://www.ojovolador.com/eng/read/news/antiguos/jan2004.htm|title=New Paragliders / Archive - January 2004|work=ojovolador.com|accessdate=13 May 2016}}
Design and development
The Sub-One was designed as a beginner glider and intended for the school market for use in flight training. The models are each named for their relative size.
Variants
;Sub-One S
:Small-sized model for lighter pilots. Its {{convert|11.15|m|ft|1|abbr=on}} span wing has a wing area of {{convert|25.48|m2|sqft|abbr=on}}, 35 cells and the aspect ratio is 4.88:1. The pilot weight range is {{convert|60|to|85|kg|lb|0|abbr=on}}. The glider model is DHV 1 certified.
;Sub-One M
:Mid-sized model for medium-weight pilots. Its wing has an area of {{convert|28.09|m2|sqft|abbr=on}}, 35 cells and the aspect ratio is 4.88:1. The pilot weight range is {{convert|80|to|105|kg|lb|0|abbr=on}}. The glider model is DHV 1 certified.
;Sub-One L
:Large-sized model for heavier pilots. Its wing has an area of {{convert|30.83|m2|sqft|abbr=on}}, 35 cells and the aspect ratio is 4.88:1. The pilot weight range is {{convert|100|to|130|kg|lb|0|abbr=on}}. The glider model is DHV 1 certified.
Specifications (Sub-One S)
{{Aircraft specs
|prime units?=met
|genhide=
|crew=one
|capacity=
|length m=
|length ft=
|length in=
|length note=
|span m=11.15
|span ft=
|span in=
|span note=
|height m=
|height ft=
|height in=
|height note=
|wing area sqm=25.48
|wing area sqft=
|wing area note=
|aspect ratio=4.88:1
|airfoil=
|empty weight kg=
|empty weight lb=
|empty weight note=
|gross weight kg=
|gross weight lb=
|gross weight note=
|more general=
|perfhide=
|max speed kmh=37
|max speed mph=
|max speed kts=
|max speed note=
|cruise speed kmh=
|cruise speed mph=
|cruise speed kts=
|cruise speed note=
|stall speed kmh=
|stall speed mph=
|stall speed kts=
|stall speed note=
|never exceed speed kmh=
|never exceed speed mph=
|never exceed speed kts=
|never exceed speed note=
|g limits=
|roll rate=
|glide ratio=
|sink rate ms=
|sink rate ftmin=
|sink rate note=
|lift to drag=
|wing loading kg/m2=
|wing loading lb/sqft=
|wing loading note=
|more performance=
}}