Article View: sci.space
Article #7897Re: spy satellites, eavesdropping
From: 0000-Mike Bird
Date: Sun, 31 Jan 1988 17:41
Date: Sun, 31 Jan 1988 17:41
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In article <22782@ucbvax.BERKELEY.EDU> tedrick@ernie.Berkeley.EDU.UUCP (Tom Tedrick) writes: >Question: Is it possible to pick up human voices from space, > using satellites? I don't have the technical background > to judge such questions. > -Tom > tedrick@ernie.berkeley.edu If you use an optical device, like a laser, to bounce off of windows, like in the construction article last year in Radio-Electronics, you can listen to conversations. If you mount the laser and receiver in a satellite, and used the technique I read something about in Scientific American last year on correcting for atmospheric haze, you might be able to listen from a satellite. However, I don't think these techniques are reliable, or are practical at the current state of the art. However, in 50 years or so.... -- ================================================================================ Mike Bird (These opinions are mine, dammit!) Mail paths: bird@kksys.UUCP -or- Void where prohibited by law. ...rutgers!meccts!kksys!bird
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Path: arc1-ca.pugleaf.net!utzoo!linus!husc6!uwvax!umn-d-ub!umn-cs!ems!rosevax!kksys!bird From: bird@kksys.UUCP (0000-Mike Bird) Newsgroups: sci.space,sci.crypt Subject: Re: spy satellites, eavesdropping Summary: Maybe, but I doubt it Message-ID: <565@kksys.UUCP> Date: 31 Jan 88 17:41:40 GMT References: <22782@ucbvax.BERKELEY.EDU> Reply-To: bird@kksys.UUCP (0000-Mike Bird) Followup-To: sci.space Distribution: na Organization: K and K Systems, Minneapolis Lines: 22 Posted: Sun Jan 31 11:41:40 1988