Originally Posted by
Lima Juliet
El Bunto
If I could persuade to go spotter mode on again - I’ve never heard of the E-7 you mention. There is obviously the E-6 TACAMO and the E-8 JOINT STARS (JSTARS), but never heard of an E-7 in this context. Have you any more detail?
E-7 was originally reserved for what became the EC-18 (Another 707 variant with a different designation - it ran through A to F subvariants.)
I wonder if there is a USAF type with as many differing designations as the 707 (C-137, E-3, C-18, E-6, E-8, CT-49)