Torpedo Director Pattern 2389: Difference between revisions
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The '''Torpedo Director Pattern 2389''' was a British torpedo director similar to the [[Torpedo Director Pattern 2390|Pattern 2390]], but fitted with a [[Tangent Bar|tangent bar]] so it could be worked from the bridge.<ref>''Torpedo Drill Book, 1914'', p. 564.</ref> It was likely a 60 degree arc, just as the 2390.{{INF}} | The '''Torpedo Director Pattern 2389''' was a British torpedo director similar to the [[Torpedo Director Pattern 2390|Pattern 2390]], but fitted with a [[Tangent Bar|tangent bar]] so it could be worked from the bridge.<ref>''Torpedo Drill Book, 1914'', p. 564.</ref> It was likely a 60 degree arc, just as the 2390.{{INF}} | ||
The 2389a was sturdier and had a solid sight bar, and was often a 2389 that had been repaired to the new standard.<ref>''Addenda (1911) to Torpedo Manual, Vol. III., 1909'', pp. 170-171.</ref> | |||
It was initially available by 1910, at least.<ref>''The Annual Report of the Torpedo School, 1910'', p. 32.</ref> | It was initially available by 1910, at least.<ref>''The Annual Report of the Torpedo School, 1910'', p. 32.</ref> | ||
Revision as of 19:15, 13 April 2011
The Torpedo Director Pattern 2389 was a British torpedo director similar to the Pattern 2390, but fitted with a tangent bar so it could be worked from the bridge.[1] It was likely a 60 degree arc, just as the 2390.[Inference]
The 2389a was sturdier and had a solid sight bar, and was often a 2389 that had been repaired to the new standard.[2]
It was initially available by 1910, at least.[3]
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