Pratt & Whitney Aircraft JTF17, augmented turbofan engine for the SST

Pratt & Whitney Aircraft, 1966. — 4 p.The JTF17 engine combines the airline-proven turbofan subsonic performance advantages with our highly efficient demonstrator engine proven ram induction augmentor configuration to produce a powerplant that offers the following advantages to a supersonic transport:
Lower engine noise levels
Better payload - range characteristics
Better non-standard day performance
Better augmentor durability
Lower fuel reserves
Adequate growth potential