Acoustic Radar from the Past

June 1st, 2005 | Filed under: Mechanical Tech, Past, Technology | 5 Comments »

Douglas Self’s Acoustic Radar page from his collection of retro tech showcases some interesting contraptions from World War I and II which were designed to passively detect and amplify the sounds of distant aircrafts. Check out the monowheel page too.


more at LA6NCA


Acoustic locators in Japan (1930s)


US Army sound locator


5 Comments on “Acoustic Radar from the Past”

  1. 1 ebrahim said at 3:48 am on February 21st, 2007:

    hello
    i’m student of emam hosein university of iran and i reserch about acoustic detection systems , I want som information about microphones and airplan acoustic information
    tank you

  2. 2 [email protected] said at 2:57 pm on February 24th, 2008:

    BARSOOMIAN BALOGNA?

  3. 3 IRANIANS ARE CRAZY said at 3:01 pm on February 24th, 2008:

    I have total information on acoustic detection systems. complete history of all devices used by Allied armed forces in WWI and WWII, Korea, VietNam and other conflicts all the way to today.

    I have all plans, specifications and blueprints. I have a large wen on my chin with black hairs coming from it. I need electrolysis and a shave to make myself acceptable to the girls who have given up being chosen as virgins for suicide bombers.

    Boola boola boo. You can listen to the muezzin calling from the minaret to announce the arrival of the time to surrender to the Infidels.

  4. 4 IRANIANS DAMNED FOOLS said at 3:04 pm on February 24th, 2008:

    Why is it OK to riot and kill people when some obscure cartoonist in Denmark draws a cartoon criticizing Muslims but you don’t think about the thousands of anti-christian, anti-semitic cartoons you muslims publish every week all over the world?

    Now use your acoustic listening system to that question, raggazo!

  5. 5 Airspace Activism: Compelling New Art and an Interview with Nelly Ben Hayoun and Dr. Alison J. Williams | test title said at 4:37 pm on June 24th, 2010:

    [...] piece of sky. An “audio-locator” –which a size is far more manageable that the acoustic locators used during the war before the invention of radar– warns the user of any incoming aircraft [...]


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