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Hi Guest! Forum rules have been updated. All users please read here.
Forum Rules - Please Read
All users should be familiar with the rules of the forum.
Secret (Unbuilt) Projects Forums to discuss designs that never made it to production.
Secret Early Aircraft Projects
Unbuilt and cancelled aviation projects before 1945
Secret Postwar Aircraft Projects
Unbuilt and cancelled aviation projects since 1945. Designs that never made to production.
Secret Missile, Bomb and Gun Projects
Unbuilt and cancelled projects of missiles, bombs, guns, and other forms of weaponry
Secret Space Projects
Unbuilt and cancelled rocket and spacecraft projects.
Secret Naval Projects
Unbuilt and cancelled ships, subs etc.
Secret Army Projects
Unbuilt and cancelled tanks, APCs etc. Designs that never made to production.
Secret Project-related books and products Books and other things you might like
Member's Product Showcase
A place for forum members to post about their own books or other products of interest to forum members. Moderated forum.
Bookshelf & Marketplace
Book reviews, prerelease information, & related products
Blue Envoy Press
Forums relating to books published by Chris Gibson's Blue Envoy Press
General General discussions, not unbuilt projects
Aviation & Space
Aviation and Space discussions on historic programs that made it to production or are still current
Military
Discussion about historic or current tanks, ships, and other non-aerospace military technologies - not unbuilt projects
Site Feedback
Post any feedback on the site here.
The Bar
Post anything offtopic (but likely to be of interest) in here
Research Topics Forums dedicated to specific research topics
Designation Systems
A place to research manufacturers' designation systems
Patent Pending
A forum to post patent images which might correspond to unbuilt projects
Propulsion
Built, unbuilt and prototype engines of all types
Avionics and Military/Naval electronics
Aircraft avionics, radars, sensors and optical sights of all kinds used on aircraft, boats, tanks, etc.
Theoretical and Speculative Projects
For theoretical, generic or speculative projects likely to be of interest to forum members.
Alternative History and Future Speculation
Discussions on how alterations in history might alter the outcomes for built and unbuilt projects
User Artwork and Models
Unofficial drawings, images and scale models of real projects created by users
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Sukhoi Su-57 / T-50 / PAK FA - flight testing and development Part II- Latest: tequilashooter
