Talk:Parabolic microphone

17 meters
What does "parabola with a diameter greater than 17 meters" mean? -11/03/12 1:14am — Preceding unsigned comment added by 71.82.81.234 (talk) 05:14, 3 November 2012 (UTC) Really big. --195.137.93.171 (talk) 17:25, 20 January 2014 (UTC)