Luftschutzsirene Fm Si 40 in Aktion - Eine der Letzten ihrer Art

Wie schon der Titel des Videos sagt...... +++ This is a curious video of an "old WW2 air raid siren" from times of 2nd war. You can see and hear a monthly siren-test of an old electro-mechanical "Siemens-siren" constructed in Germany many years ago. 100.000 views achieved on 09-11-2011 125.000 views achieved on 10-24-2011 150.000 views achieved on 11-26-2011 200.000 views achieved on 03-04-2012 250.000 views achieved on 10-28-2012 300.000 views achieved on 09-05-2013 350.000 views achieved on 02-19-2015