a2800276 writes: "The NSA has released some documents about Tempest in response to a FOIA request. They can be found over at Cryptome. Some are really old (dating between '75 and '95) and heavily redacted but interesting nontheless."
The F-15 Eagle:
If it's up, we'll shoot it down. If it's down, we'll blow it up.
-- A McDonnel-Douglas ad from a few years ago