Enhanced Tactical Fighter

Enhanced Tactical Fighter (ETF) was a strike fighter/interdictor programme conducted by the United States Air Force between 1980 and 1984, to seek replacements for the F-111.[1][2]It resulted in the McDonnell Douglas F-15E Strike Eagle.

References

  1. ↑ E. R. Johnson (2008), American Attack Aircraft Since 1926, McFarland, p. 9, ISBN 978-0-7864-3464-0, retrieved 2011-08-21
  2. ↑ Tyson Rininger (2009), F-15 Eagle at War, Zenith Imprint, p. 85, ISBN 978-0-7603-3350-1, retrieved 2011-08-21