AirTalk.org Aviation discussions newsgroups   Archives   FAQ   Search   Memberlist   Usergroups   Register   Profile   Log in to check your private messages   Log in  Twin tail design (ercoupe, etc.)          AirTalk.org Forum Index -> Aircraft Restoration View previous topic :: View next topic   Author Message Patrick Guest Posted: Mon Feb 19, 2007 8:30 pm    Post subject: Twin tail design (ercoupe, etc.) I am looking for design criteria for twin tails vs. conventional. For instance, what is the usual ratio of area for twin vertical fins vs. a single one--1:1? If anyone knows this ratio for the Ercoupe early models vs the M-10, that might be helpful. Any old aeronautical design books deal with this? Thanks! Back to top Graverobber Guest Posted: Tue Feb 20, 2007 4:44 am    Post subject: Re: Twin tail design (ercoupe, etc.) Kinda doubt the 1:1. look at the difference between the B-24 and PB4Y. "Patrick" <punder (AT) rtlogic (DOT) com> wrote in message news:1171895453.109710.277790 (AT) l53g2000cwa (DOT) googlegroups.com... Quote: I am looking for design criteria for twin tails vs. conventional. For instance, what is the usual ratio of area for twin vertical fins vs. a single one--1:1? If anyone knows this ratio for the Ercoupe early models vs the M-10, that might be helpful. Any old aeronautical design books deal with this? Thanks! Back to top Display posts from previous: All Posts1 Day7 Days2 Weeks1 Month3 Months6 Months1 Year Oldest FirstNewest First         AirTalk.org Forum Index -> Aircraft Restoration All times are GMT Page 1 of 1   Jump to: Select a forum Aviation----------------alt.aviationAviation safety EnhancementPlanes, gliders and flying in AustraliaAviation et pilotage (Français)rec.aviationAviation (Aerobatics)Hot air, gas balloons and airshipsHang-gliding, paragliding, foot-launched flightAircraft Design & BuildingInstrument Flight RulesAviation (Classifieds)Military AircraftNaval AviationAviation (Miscellaneous Topics)Owning AirplanesAviators (General Discussions)Aviation related productsAircraft RestorationHelicopters and rotary wing aircraftsFlight SimulationSailplanesAviation (Students)Light aircraftFlying related activities in the UK Airports----------------alt.airportsEdinburgh Airport Glasgow Airport Humberside Airport Luton Airport Aberdeen Airport Glasgow Prestwick Airport  You cannot post new topics in this forum You cannot reply to topics in this forum You cannot edit your posts in this forum You cannot delete your posts in this forum You cannot vote in polls in this forum Powered by phpBB © 2001, 2006 phpBB Group SEO toolkit © 2004-2006 webmedic.