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SUBSIM: The Web's #1 resource for all submarine & naval simulations since 1997 |
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#1 |
中国水兵
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Most AA ammunition is "self destroying". The round is set to explode after a fixed time delay if it does not hit anything in order to avoid making large holes in the extremely valuable hats/helmets/heads of friends on the ground nearby. The effect with light or medium flak was to make a pyramid of flak bursts around the guns (read Clostermann's The Big Show for example).
There's obviously a tradeoff between cost/complexity of the AA round and the cost/complexity of the hats/helmets/heads. Most would go with helmets and self destroying ammo... |
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#2 | |
Frogman
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#3 |
中国水兵
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It's not really a timer. Typically a cannon round would simply have a slow burning fuse from the base of the shell to the explosive inside. The fuse was ignited on firing and would eventually burn through to the charge at a time interval equal to the maximum effective range. A tracer composition could act as this fuse.
Wikipedia lists 4 types of ammo for the 25mm, one of which is "high explosive tracer self destroying". No idea about the other three. So self destroying was at least an option. Look at time 2:43 for a sky full of little white puffs at a set range. The video is also big on hats AND helmets! Looks to me that hats were used during firing practice and helmets when there was real work to be done. Last edited by Hooston; 06-27-23 at 04:23 AM. |
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