Impossible to detect such a small signal anyway.

Space/Science » in reply to Window for detecting intelligent life on Earth is closing

David F Mayer — 8/12/2004 5:27:46 AM (archived)

Non-directed signals are undetectable. Only narrow beams can be located.

The whole thread (18 posts)

Window for detecting intelligent life on Earth is closing - Tom Brosz - 8/11/2004 1:32:23 AM
- We may be looking at the wrong place, that is, outward rather than inward... - Marvi - 8/13/2004 11:47:07 PM
- re: Maybe we aren't hearing anyone because we live in a dangerous neighborhood. - Scott Evil - 8/13/2004 7:45:21 PM
- Impossible to detect such a small signal anyway. - David F Mayer - 8/12/2004 5:27:46 AM
  - Single photon detectors are common lab equipment - ZG - 8/12/2004 7:44:48 AM
    - You don't get it. - David F Mayer - 8/12/2004 5:47:50 PM
      - In other words... - Tom Brosz - 8/13/2004 2:35:09 AM
        
        I think I'm starting to get it - ZB - 8/13/2004 5:14:48 AM
        
        Any signal from a stellar system will be a "penlight" compared to the central star itself. - David F Mayer - 8/15/2004 3:39:31 AM
        
        Not so, if targeting - phil - 8/16/2004 1:55:03 AM
        
        That is BEAMING. I said that a spherical wave front can not be detected. - David F Mayer - 8/17/2004 12:31:36 AM
        
        Better not blink. - Tom Brosz - 8/16/2004 3:26:35 PM
- very misleading - phil - 8/11/2004 3:13:53 PM
  - I think I will start a new thread on here about this, see above - R.L. - 8/15/2004 6:15:42 AM
  - re: very misleading - Tom Brosz - 8/11/2004 4:53:26 PM
    - I agree - p - 8/12/2004 1:20:15 AM
      - What do you call a guy with no arm and legs who sits in a hole? (n/t) - ZC - 8/12/2004 7:37:27 AM
        
        HOW BOUT 'Muddy Stubby'? (n/t) - R.L. - 8/15/2004 7:20:25 AM

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