Difference between revisions of "Torpedo Control Disc"
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A '''Torpedo Control DIsc''' was a compact [[Torpedo Control|torpedo-control]] instrument helpful in solving many torpedo-related problems. | A '''Torpedo Control DIsc''' was a compact [[Torpedo Control|torpedo-control]] instrument helpful in solving many torpedo-related problems. | ||
+ | |||
+ | The term is probably a generic one, but the British used it refer to a specific series of instruments identified by Mark. | ||
+ | |||
+ | ==Mark I== | ||
+ | |||
+ | ==Mark II== | ||
+ | |||
+ | These discs were supplied by the end of 1917. The table below indicates which were etched for the Extended Range "E.R." or the new "Medium" range speed setting for each torpedo. | ||
+ | |||
+ | |||
+ | {| border="1" | ||
+ | |- | ||
+ | ! colspan=6| '''Torpedo Control Discs Mark II Supplied by end of 1917'''<ref>''Annual Report of the Torpedo School, 1917'', pp. 194-195.</ref> | ||
+ | |- | ||
+ | |'''Stamp No.''' | ||
+ | | '''for Torpedo Mark''' | ||
+ | | '''Ship''' | ||
+ | | '''Number Supplied''' | ||
+ | | '''Medium?''' | ||
+ | | '''E.R.?''' | ||
+ | |- | ||
+ | |T. 135 | ||
+ | | 21-in II — II**** E.R. 3 | ||
+ | | Destroyer Depot Ships | ||
+ | | 1 for every 4 T.B.D.s attached | ||
+ | | Yes | ||
+ | | No | ||
+ | |- | ||
+ | |T. 136 | ||
+ | | 21-in II***** & IV | ||
+ | | Destroyer Depot Ships | ||
+ | | 1 for every 4 T.B.D.s attached | ||
+ | | Yes | ||
+ | | No | ||
+ | |- | ||
+ | |T. 132 | ||
+ | | 21-in II-II**** | ||
+ | | Destroyers | ||
+ | | 2 per ship | ||
+ | | Yes | ||
+ | | No | ||
+ | |- | ||
+ | |T. 135 | ||
+ | | 21-in II-II**** E.R. 3 | ||
+ | | Destroyers | ||
+ | | 2 per ship | ||
+ | | Yes | ||
+ | | No | ||
+ | |- | ||
+ | |T. 136 | ||
+ | | 21-in II***** & IV | ||
+ | | Destroyers | ||
+ | | 2 per ship | ||
+ | | Yes | ||
+ | | No | ||
+ | |- | ||
+ | |T. 138 | ||
+ | | 21-in I-I* | ||
+ | | Destroyers | ||
+ | | 2 per ship | ||
+ | | Yes | ||
+ | | No | ||
+ | |- | ||
+ | |T. 139 | ||
+ | | 18-in VII-VII**** | ||
+ | | Cruisers, Light Cruisers, and Destroyers | ||
+ | | 2 per ship | ||
+ | | Yes | ||
+ | | No | ||
+ | |- | ||
+ | |T. 140 | ||
+ | | 18-in VII**-VIIIIII E.R. 3 | ||
+ | | Cruisers, Light Cruisers, and Destroyers | ||
+ | | 2 per ship | ||
+ | | No | ||
+ | | Yes | ||
+ | |- | ||
+ | |T. 151 | ||
+ | | 21-in II-II**** E.R. 3 | ||
+ | | Light Cruisers | ||
+ | | 2 per ship | ||
+ | | Yes | ||
+ | | Yes | ||
+ | |- | ||
+ | |T. 152 | ||
+ | | 21-in II***** & IV | ||
+ | | Light Cruisers | ||
+ | | 2 per ship | ||
+ | | Yes | ||
+ | | Yes | ||
+ | |- | ||
+ | |T. 139 | ||
+ | | 18-in VII-VII**** | ||
+ | | K class submarines | ||
+ | | 1 per sub | ||
+ | | Yes | ||
+ | | No | ||
+ | |} | ||
+ | |||
+ | ==Mark III== | ||
+ | |||
+ | {| border="1" | ||
+ | |- | ||
+ | ! colspan=6 |''''Torpedo Control Discs Mark III Supplied by end of 1917'''<ref>''Annual Report of the Torpedo School, 1917'', pp. 194-195.</ref> | ||
+ | |- | ||
+ | | '''Stamp No.''' | ||
+ | | '''for Torpedo Mark''' | ||
+ | | '''Ship''' | ||
+ | | '''Number Supplied''' | ||
+ | | '''Medium?''' | ||
+ | | '''E.R.?''' | ||
+ | |- | ||
+ | |T. 141 | ||
+ | | 21-in II-II**** E.R. 3 | ||
+ | | Battleships and Battlecruisers | ||
+ | | 2 per ship | ||
+ | | Yes | ||
+ | | Yes | ||
+ | |- | ||
+ | |T. 142 | ||
+ | | 21-in II***** & IV | ||
+ | | Battleships and Battlecruisers | ||
+ | | 2 per ship | ||
+ | | Yes | ||
+ | | Yes | ||
+ | |- | ||
+ | |T. 143 | ||
+ | | 21-in Weymouth | ||
+ | | ''Agincourt'' and ''Erin'' | ||
+ | | 2 per ship | ||
+ | | Yes | ||
+ | | No | ||
+ | |- | ||
+ | |T. 144 | ||
+ | | 18-in VI**-VII***** E.R. 3 | ||
+ | | Battleships and Battlecruisers | ||
+ | | 2 per ship | ||
+ | | No | ||
+ | | Yes | ||
+ | |- | ||
+ | |T. 145 | ||
+ | | 18-in VII** H - VI**** H | ||
+ | | Battleships and Battlecruisers | ||
+ | | 2 per ship | ||
+ | | Yes | ||
+ | | No | ||
+ | |} | ||
+ | |||
{{TBC}} {{TONE}} | {{TBC}} {{TONE}} |
Revision as of 20:41, 8 March 2011
A Torpedo Control DIsc was a compact torpedo-control instrument helpful in solving many torpedo-related problems.
The term is probably a generic one, but the British used it refer to a specific series of instruments identified by Mark.
Mark I
Mark II
These discs were supplied by the end of 1917. The table below indicates which were etched for the Extended Range "E.R." or the new "Medium" range speed setting for each torpedo.
Torpedo Control Discs Mark II Supplied by end of 1917[1] | |||||
---|---|---|---|---|---|
Stamp No. | for Torpedo Mark | Ship | Number Supplied | Medium? | E.R.? |
T. 135 | 21-in II — II**** E.R. 3 | Destroyer Depot Ships | 1 for every 4 T.B.D.s attached | Yes | No |
T. 136 | 21-in II***** & IV | Destroyer Depot Ships | 1 for every 4 T.B.D.s attached | Yes | No |
T. 132 | 21-in II-II**** | Destroyers | 2 per ship | Yes | No |
T. 135 | 21-in II-II**** E.R. 3 | Destroyers | 2 per ship | Yes | No |
T. 136 | 21-in II***** & IV | Destroyers | 2 per ship | Yes | No |
T. 138 | 21-in I-I* | Destroyers | 2 per ship | Yes | No |
T. 139 | 18-in VII-VII**** | Cruisers, Light Cruisers, and Destroyers | 2 per ship | Yes | No |
T. 140 | 18-in VII**-VIIIIII E.R. 3 | Cruisers, Light Cruisers, and Destroyers | 2 per ship | No | Yes |
T. 151 | 21-in II-II**** E.R. 3 | Light Cruisers | 2 per ship | Yes | Yes |
T. 152 | 21-in II***** & IV | Light Cruisers | 2 per ship | Yes | Yes |
T. 139 | 18-in VII-VII**** | K class submarines | 1 per sub | Yes | No |
Mark III
'Torpedo Control Discs Mark III Supplied by end of 1917[2] | |||||
---|---|---|---|---|---|
Stamp No. | for Torpedo Mark | Ship | Number Supplied | Medium? | E.R.? |
T. 141 | 21-in II-II**** E.R. 3 | Battleships and Battlecruisers | 2 per ship | Yes | Yes |
T. 142 | 21-in II***** & IV | Battleships and Battlecruisers | 2 per ship | Yes | Yes |
T. 143 | 21-in Weymouth | Agincourt and Erin | 2 per ship | Yes | No |
T. 144 | 18-in VI**-VII***** E.R. 3 | Battleships and Battlecruisers | 2 per ship | No | Yes |
T. 145 | 18-in VII** H - VI**** H | Battleships and Battlecruisers | 2 per ship | Yes | No |
[TO BE CONTINUED - TONE] — TONY LOVELL, Editor.
See Also
Footnotes
Bibliography