http://www.retronaut.co/2011/07/listening-before-radar/ The past is a foreign country. This is your passport. Sat, 19 Nov 2024 04:13:25 +0000 hourly 1 http://wordpress.org/?v=3.2.1 http://www.retronaut.co/2011/07/listening-before-radar/#comment-84182 Les Fri, 21 Oct 2024 17:05:39 +0000 http://howtobearetronaut.com/?p=20982#comment-84182 Here's a few sound mirrors local to me... http://www.castlekas.freeserve.co.uk/sound_mirrors.htm Here’s a few sound mirrors local to me…
http://www.castlekas.freeserve.co.uk/sound_mirrors.htm

]]> http://www.retronaut.co/2011/07/listening-before-radar/#comment-77875 Raoul Mon, 03 Oct 2024 22:50:04 +0000 http://howtobearetronaut.com/?p=20982#comment-77875 Can you imagine if one of them farted? An atomic bomb sound for the other guy Can you imagine if one of them farted? An atomic bomb sound for the other guy

]]> http://www.retronaut.co/2011/07/listening-before-radar/#comment-56248 Chris Sat, 23 Jul 2024 22:00:08 +0000 http://howtobearetronaut.com/?p=20982#comment-56248 Note to Retronaut: create capsule on Sound Mirrors Note to Retronaut: create capsule on Sound Mirrors

]]> http://www.retronaut.co/2011/07/listening-before-radar/#comment-55897 nick w Tue, 19 Jul 2024 15:17:46 +0000 http://howtobearetronaut.com/?p=20982#comment-55897 try googling "Denge sound mirrors" the ultimate in 20s high-tech try googling “Denge sound mirrors” the ultimate in 20s high-tech

]]> http://www.retronaut.co/2011/07/listening-before-radar/#comment-55518 Tom Sun, 17 Jul 2024 19:39:01 +0000 http://howtobearetronaut.com/?p=20982#comment-55518 That is just insane... can you imagine the level of concentration... and the pain if someone screamed into it... lol That is just insane… can you imagine the level of concentration… and the pain if someone screamed into it… lol

]]> http://www.retronaut.co/2011/07/listening-before-radar/#comment-55441 Jonathan Sun, 17 Jul 2024 12:29:39 +0000 http://howtobearetronaut.com/?p=20982#comment-55441 Wouldn't you just love to toss a pebble into one of those listening horns! Wouldn’t you just love to toss a pebble into one of those listening horns!

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