Could be an extremely bright microwave source.
Some kind of very intense RADAR to snag high flying SR-71s or ABM
or something like that maybe?
Which part of the mid 70's are we talking?
Space/Science » in reply to Cold War fun and games
Some kind of very intense RADAR to snag high flying SR-71s or ABM
or something like that maybe?
Which part of the mid 70's are we talking?