The MiG-21s and Shenyang F-7Bs were called the "YF-110" (the original designation for the USAF F-4C), while the MiG-23s were called the "YF-113". [2] [6] The focus of Air Force …

In this multi-service project, Air Force and United States Navy pilots evaluated the MiG-21, redesignated as the "YF-110", in a variety of situations. The aircraft was referred to as "The …

It developed technology and materials which would later be used on Boeing's X-45 unmanned combat air vehicle. As an internal project, this aircraft was not given an X-plane designation. …

Nov 2, 2013 · Have Doughnut saw the MiG-21, using cover designation YF-110, fly over Groom Lake against F-4, F-105, F-111, F-100, F-104, B-66, RF-101, RF-4 and F-5 during offensive …

Mar 3, 2025 · Have Doughnut saw the Mig-21, using cover designation YF-110, fly over Groom Lake against F-4, F-105, F-111, F-100, F-104, B-66, RF-101, RF-4 and F-5 during offensive …

Jun 1, 2010 · Redesignated as the YF-110, the Fishbed’s test and evaluation project was code-named Have Doughnut. Because the MiG-21 was then doing battle in Vietnam, US analysts …

Oct 29, 2013 · The MiG, in the Air Force's temporary possession, received a new designation — the YF-110 — and Area 51 became its new home. The exploitation effort, conducted by the …

Redesignated as the YF-110, the Fishbed’s test and evaluation project was code-named Have Doughnut. Because the MiG-21 was then doing battle in Vietnam, US analysts sought urgently …

YF-110 The MiG-21F is a short-range day fighter-interceptor and the first major production version of the popular MiG-21 series. It is but one of many versions of this aircraft that have served in …

Jul 26, 2008 · on magazines and recently was reported ever in an Italian magazine read from me that the USAF used the YF-110 designation for this aircraft. Today I found a video in YouTube …