2 ms·
The SR71 engines are the only ones ever designed to run continuously in after burner. Also in ramjet mode, going faster increased the efficiency as the bow shoc
by phkahler 4y ago
The SR71 engines are the only ones ever designed to run continuously in after burner. Also in ramjet mode, going faster increased the efficiency as the bow shock swept back and into the engine inlets, providing pre-compressed air.