GERMAN UNDERWATERS ORDNANCE MINES |
Chapter 8 - CONTROLLED MINES |
Table of Influence Mines |
Designation |
Stage of
|
Type |
Method of
|
Possible
|
Wt. of
|
Case
|
Dimensions |
Shape |
Total Wt.
|
Bomb
|
Type
|
Case
|
Depths
|
Remarks |
|
Diam. |
Length |
||||||||||||||
BMA I |
Operational |
Ground |
Aircraft |
J 1 |
1,425 lb. |
Steel |
26" |
69" |
Bomb |
2,200 lb. |
-- |
-- |
-- |
120 |
Abandoned in early stage of war after a few had been laid. |
BMA II |
Operational |
Ground |
Aircraft or |
J 1 |
1,425 lb. |
Steel |
26" |
69" |
Bomb |
2,200 lb. |
-- |
-- |
-- |
120 |
Abandoned in early stage of war after a few had been laid. |
BMA III |
Abandoned |
Ground |
Aircraft or |
J 1 |
1,425 lb. |
Steel |
26" |
69" |
Bomb |
2,200 lb. |
-- |
-- |
-- |
120 |
Abandoned in developmental stage. |
BM 1000 I |
Operational |
Ground |
Aircraft |
M 101 - A 104 |
1,500 lb |
Manganese |
26" |
64" |
Bomb |
1,920 lb. |
157/3 |
80-hr. |
24 |
120 |
Earliest of the Luftwaffe's bomb-mine series. |
BM 1000 II |
Operational |
Ground |
Aircraft |
M 101 - A 104 |
1,500 lb. |
Manganese |
26" |
64" |
Bomb |
1,920 lb. |
157/3 |
80-hr. |
23 |
120 |
Identical to BM
1000 I except that unit housing studs were |
BM 1000 F |
Completed but |
Ground |
Aircraft |
S 101 |
660 lb. |
Manganese |
26" |
64" |
Bomb |
1,200 lb. |
17 A |
72 hr. |
2 |
6 |
Identical to BM
1000 I except that a transverse channel with |
BM 1000 L |
Idea stage only |
Drifting |
Aircraft |
A 107 |
660 lb. |
Manganese |
26" |
64" |
Bomb |
1,080 lb. |
|
|
5 |
10 |
It was
contemplated that this mine would utilize a BM 1000 |
BM 1000 H |
Operational |
Ground |
Aircraft |
MA 101 - DA 132 |
1,500 lb. |
Manganese |
26" |
64" |
Bomb |
1,950 lb. |
157/3 |
80-hr. |
24 |
120 |
Same as BM 1000 I
except that unit port enlarged to permit |
BM 1000 M |
Operational |
Ground |
Aircraft |
MA 101 - DA 132 |
1,500 lb. |
Manganese |
26" |
64" |
Bomb |
1,950 lb. |
157/3 |
80-hr. |
24 |
120 |
Same as BM 1000 H
except for height of suspension lug and |
Designation |
Stage of
|
Type |
Method of
|
Possible
|
Wt. of
|
Case
|
Dimensions |
Shape |
Total Wt.
|
Bomb
|
Type
|
Case
|
Depths
|
Remarks |
|
Diam. |
Length |
||||||||||||||
BM 1000 J I |
Completed but |
Ground |
Aircraft |
JDA 105 |
1,500 lb. |
Steel |
26" |
66" |
Bomb |
1,950 lb. |
157/3 |
80-hr. |
24 |
120 |
First Luftwaffe
induction mine. Used one coil rod with nickel |
BM 1000 J II |
Completed but |
Ground |
Aircraft |
JDA 105 |
1,500 lb. |
Steel |
26" |
66" |
Bomb |
1,950 lb. |
157/3 |
80-hr. |
24 |
120 |
Same as BM 1000 J
I except for amout of NI and substitution |
BM 1000 J III |
Completed but |
Ground |
Aircraft |
AJ 102 |
1,500 lb. |
Steel |
26" |
66" |
Bomb |
1,950 lb. |
157/3 |
80-hr. |
24 |
120 |
Coil same as that
of BM 1000 J II but with winding of higher |
BM 1000 T |
Abandoned |
Moored |
Aircraft |
A 107 |
880 lb. |
Steel |
26" |
66" |
Bomb |
2,420 lb. |
157/3 |
80-hr. |
|
|
First attempt to develop a Luftwaffe moored bomb-mine |
Winterballoon |
Completed but |
Drifting |
Aircraft |
17 B Fuze |
660 lb. |
Steel |
26" |
64" |
Bomb |
1,200 lb. |
|
72-hr. |
5 |
10 |
Designed as an
anti-power plant mine for use in winter |
BM 500 |
Early devel- |
Ground |
Aircraft |
DA 102 Series |
660 lb. |
Steel |
18" |
57" |
Bomb |
1,100 lb. |
56 |
-- |
-- |
-- |
Never progressed beyond experimentation. |
BM 250 |
Early devel- |
Ground |
Aircraft |
D 103 Series |
265 lb. |
Steel |
15" |
42" |
Bomb |
550 lb. |
56 |
-- |
-- |
-- |
In experiment for use in rivers. |
Wasserballoon |
Operational |
Drifting |
Aircraft |
S 102, S 103 |
88 lb. |
Steel |
15" |
41" |
Bomb |
550 lb. |
-- |
-- |
-- |
-- |
Intended for use against river bridges. |
EMF |
Operational |
Moored |
Surface |
M 3, A 7, M4 |
750 lb. |
KSS |
45" |
50" |
Sphere |
2,450 lb. |
-- |
UES II |
15 |
20 |
First of the German surface-laid, moored, influence mines. |
Designation |
Stage of
|
Type |
Method of
|
Possible
|
Wt. of
|
Case
|
Dimensions |
Shape |
Total Wt.
|
Bomb
|
Type
|
Case
|
Depths
|
Remarks |
|
Diam. |
Length |
||||||||||||||
EMH |
Abandoned |
Moored |
Surface |
Acoustic |
750 lb. |
Steel |
45" |
50" |
Sphere |
-- |
-- |
-- |
-- |
-- |
To be same as EMF except that case was to be of steel. |
EMI |
Abandoned |
Moored |
Surface |
Induction |
Unknown |
Steel |
46" |
48½" |
Sphere |
-- |
-- |
-- |
-- |
-- |
Was to utilize EMC case modified for induction unit. |
EMK |
Development |
Moored |
Surface |
A 7, AE 1 |
660 lb. |
Steel |
45" |
50" |
Oval |
-- |
-- |
-- |
-- |
-- |
Could be used as influence and/or contact mine. |
EMU |
Development |
Moored |
Surface |
A 7, AE 1 |
220 lb. |
Steel |
45" |
50" |
Oval |
-- |
-- |
-- |
-- |
-- |
Could be used as influence and/or contact mine. |
HMB |
Completed but |
Ground |
Surface |
M 1, A 2 |
1,760 lb. |
KSS |
45" |
56" |
Cylin- |
2,200 |
-- |
UES II, |
15 |
120 |
To be laid by specically designed Hecht midget sub. |
KMB |
Operational |
Ground |
Surface |
M 1 |
220 or |
Concrete |
42" |
32" |
Cylin- |
1,760 or |
-- |
UES II |
|
100 |
Designed for use as an influence and/or controlled mine. |
LMA I/II/III |
Operational |
Ground |
Aircraft |
M 1, M 1r, M 1a |
660 lb. |
KSS |
26" |
81½" |
Cylin- |
1,100 lb. |
34A |
UES II |
15 |
120 |
The three models
differed very slightly in manner of con- |
LMA/S |
Operational |
Ground |
Surface |
Same as LMA I |
660 lb. |
KSS |
26" |
52" |
Cylin- |
1,100 lb. |
-- |
Same as |
15 |
120 |
Bomb fuze
eliminated and tail changed to permit laying by |