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Old 03-30-2011, 01:19 AM
BadByte BadByte is offline
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Join Date: Aug 2009
Location: Norway
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If wikipedia is correct the siren was a short lived attachment at the outbreak of the war.
Quote:
After the enemy became used to it, they were to be withdrawn. The devices also caused a loss of some 20–25 km/h (10-20 mph) through drag.
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