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Old 07-19-17, 09:28 AM   #1
padi
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Originally Posted by gap View Post
Oh, you are talking about the British MkVII. The usage of the same mark numbers for different depth charges by the Americans and by the English, is a bit misleading. British DC's were designeted with roman numbers though, whereas in the States arabic numbers were used instead.

Anyway, I think the official designation for the DC mod you are talking about was MKVII-Heavy, and yes, its lead weight partly protruding from the cylindrical casing, it brong some external differences compared to the 'regular' MkVII:



British depth charge MkVII (right) and MkVII-Heavy (left)



I am a bit busy now, but I will point you to the right information ASAP. Somewhere on my HD, I should have an Excel chart created by me, resuming all the characteristics of the main US/British depth charges and all the possible combinations of DC's, fuzes and detonators
No, I´m talking about the american Mark 7 DC and not the british Mark VII!
As written here http://www.navweaps.com/Weapons/WAMUS_ASW.php the Mark 7 had at least two modification intervals and because of that I named the second modification interval Mod 2, even if this name is not written, but what should you name it else?
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Old 07-19-17, 10:30 AM   #2
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Originally Posted by padi View Post
No, I´m talking about the american Mark 7 DC and not the british Mark VII!
As written here http://www.navweaps.com/Weapons/WAMUS_ASW.php the Mark 7 had at least two modification intervals and because of that I named the second modification interval Mod 2, even if this name is not written, but what should you name it else?
I am sorry: I have checked all the documents I know of, but I couldn't find any useful information on the topic. Data reported by John Campbell in his book that I mentioned in one of my previous posts, is more or less the same as in Navweaps:

Quote:
Originally Posted by John Campbell - Naval Weapons of World War Two (1985)
"A redesigned Mk 4 and standard in the earlier part of the war. Total weight was 768lb (348kg), charge 600lb (272kg), sinking speed 9f/s (2.7m/s) and depth 30-300ft (9-91m) increased in Mod 1 (issued in August 1942) to 600ft (183m). Versions with lead weight had a sinking speed of about 13f/s (4m/s)"
That's all. I have also checked this ordnance pamphlet by the Bureau of Ordnance, but nowhere in it these 'lead weight versions' are mentioned. The document is dated December 1943. Either the heavy Mk7 entered service after that date, or it was seldomly used.
Let me know if you find any extra information. In the meanwhile we can only assume that, unlike the British Mk VII-Heavy, the US depth charge with the same number had the lead weight fitted internally, and that the heavy version of it had the same external appearance as its standard-weight mods. The lead weight being internal, seems to be confirmed by the fact that the explosive charge had to be reduced in order to make space for the extra weight, as reported by navweaps.
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Old 07-19-17, 10:44 AM   #3
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For reference, this is how my version of the US Mk DC looks (more specifically a British-made version of it, as you can see from the markings):

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Old 07-19-17, 10:52 AM   #4
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Originally Posted by gap View Post
For reference, this is how my version of the US Mk DC looks (more specifically a British-made version of it, as you can see from the markings):

That models are so nice!

I can't wait to have that models implemented!

After the conversation I think that I will also implement the Mk 9 Mod 1 but for first with estimated ratings, but they are changed later.

The Mk 7 Mod 2 will also stay in the mod, because I think that it is implemented completely...
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Old 07-19-17, 11:06 AM   #5
Anvar1061
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Default What happened to the date? 19.19.2017


What happened to the date? 19.19.2017

Last edited by Anvar1061; 07-19-17 at 12:41 PM.
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Old 07-19-17, 11:11 AM   #6
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What happened to the date? 19.19.2017
What do you mean?
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Old 07-19-17, 11:53 AM   #7
gap
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Originally Posted by Anvar1061 View Post
What happened to the date? 19.19.2017
Quote:
Originally Posted by padi View Post
What do you mean?
Another prophecy on when the next end of the world is to be expected?

Now let's find which calendar has 19.19.2017 as a valid date
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