I found a blog by Andrew Garrott (M0NRD) describing their experience monitoring the signal, also has a recording.<p><a href="http:&#x2F;&#x2F;nerdsville.blogspot.com&#x2F;2013&#x2F;03&#x2F;receiving-les1-satellite-built-in-1965.html" rel="nofollow">http:&#x2F;&#x2F;nerdsville.blogspot.com&#x2F;2013&#x2F;03&#x2F;receiving-les1-satell...</a>