Enclosure to the Kriegstagebuch of "U-230"
 
for the period
  
 
from 5.7.43 to 8.9.43
  
     
 
Officer Only Radio Messages.
  
     
 
1. Radio Message 1148/18/299 1)  "Drewitz" and "Harpe" plus all boats proceeding to supplier wait to meet "Neumann" in the southern half of the large square west of disguised naval square TX.
    2)  "Siegmann" head for square 62 of the above named large square.
  3)  Economical fuel oil and provisions consumption. Beware of carrier aircraft.
     
2. Radio Message 1325/28/369 Currently in area naval square CG 20, BF 74 to 70 intense operation by U-boat hunting vessels.  "Piening Route" apparently recognized. Hunting groups drive in very broad line abreast.  Boats already on the "Piening" route are to be especially careful and proceed as close to the coast as possible. Other returning boats are to by-pass the named area.
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
 
     
 
 
Click the flag to view the above page from the original German KTB
     
 
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1. Radio Message 1550/5/11 "Hornkohl" belongs to group "Siegmann".
    "U-506" did not depart.
                                                                  F.d.U. West.
     
2. Radio Message 1253/11/3 1) Objective for "Hornkohl" and "Siegmann" in accordance with special task.  Supply first on return transit.
    2)  . . . . . . . .
     
3. ßß  0102/12/19 My position is BE 5669.        "U-230".
     
4. Radio Message 0119/12/20 "Deetz" and "Klaus" 08.00 hours switch to Coastal Circuit, "Siegmann" 13.00 "Ireland" Circuit.
     
5. Radio Message 0346/13/182 Am missing Serial Nos. 24, 25, 29, 34, 49 to 52, 54, 57, 61, 65, 68, 70, 79, 82, 84, 86, 88, 89, and 92.
                                                                  "Siegmann"
     
6. Radio Message 2000/16/146 "Siegmann", "Schroeteler" Short Signal weather report, "U-540" situation, "Ziehm", "Pressel", "Strelow", "Luther", "Jeschonnek", report position.
     
7. WW 0456 Rising, 29°W, 43°N, 1024 mb, overcast, cumulus clouds, heavily changing cloudiness without rain, Vis. good, wind shifting clockwise, steady [illegible word], steady swell, [illegible word] high, 2-4 medium-long, 40-150 meters to the east, +17°C, 0.0°C air - water.
                                                                  "U-230".
     
8. Radio Message 2104/18/172 1)  On 19 July at 08.00 hours "Kuppisch", "Schroeteler", "Deetz", "Hornkohl", "Siegmann" switch to America II Circuit, "Schamong" switch to America I.
     
9. ßß  0450/1/262 Have completed contamination of "Norfolk".  Still have 51 cbm fuel oil.
                                                                  "U-566".
     
10. ßß  0527/2/277 Have completed contamination of "Norfolk".  Still have 39 cbm fuel oil on board.
                                                                  "U-230".
     
11. Radio Message 0942/2/279 1)  "Hornkohl" and "Siegmann" well done.
    2)  If fuel inventory 39 cbm "Siegmann" begin return transit.  Due to high fuel consumption.
     
12. Radio Message 1259/4/209 1.)  Until further notice no further supply is possible, all boats now in the operations area must start on their return passage so that they can reach port without refueling or taking over provisions. 
    2.)  Boats which are already short are to return immediately.  Supply will be available for them. 
    3.)  After beginning transit report fuel and provisions inventory.
 
     
     
     
 
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13 Radio Message 0119/8/264 1.)  Position naval square CC 5898, 24 cbm.
    2.)  Fuel and reserve Flak 38 breechblock requested.
    3.)  Missing from 26 July 289, from 29 July 222 to 43, except for 235 and 39, from 4 August 212 and 17.
                                                                  "Siegmann".
     
14. Radio Message 0720/8/271 To "Siegmann".
    Continue return transit with easterly course.  Objective point for supply follows, as soon as forseen.  taking over reserve breechblock not possible.  Attempt repair later with tanker.
     
15 Radio Message 2106/12/239 1.)  . . . . . . . .
    2.)  "Siegmann" switch from 13 August at 08.00 hours to America II Circuit.
     
16. Radio Message 1134/13/361 In recent days several attack reports on U-boats were intercepted by B-Deinst in naval squares CB and DC.  It is accepted that even in this area aircraft carriers are permanently stationed.  Caution during transit.
     
17. Radio Message 2310/13/369 The suspicion that the enemy makes use of Metox radiation is further confirmed. Use of Metox and Grandin receivers is now forbidden in all sea areas, as it is thought that enemy makes use of the receiver radiation to approach the U-boat from a great distance without himself using location gear.
     
18. Radio Message 1222/14/376 Strained fuel situation due to failure of the suppliers requires use of "Drewitz"and "Harpe" as a tankers. They supply:
    1.)  "Siegmann", "Feiler" and "Neide" from "Drewitz" in naval square 5935 of the large square west of disguised square SS.
    2.)  . . . . . . . .
    3.)  Boats remain in the vicinity of the meeting point.  Supply for economical return and provision consumption on return transit.
    4.)  Radio silence, in the area expect carrier aircraft, therefore man machine guns continuously.  More to follow.
     
19. Radio Message 2223/14/385 1)  Radio silence, no bearing signals.  If at the same time several boats are at the tanker, organize common lookout and anti-aircraft fire.
    2)  Following supply all boats report fuel inventory by Short Signal.
    3)  However, if by 18 August, all boats are not met and the supply of the boats there is completed, tankers report in the radio message fuel inventory and name of the boats which have not arrived.
 
     
     
     
 
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19. Radio Message 2223/14/385 4) Afterwards steer to:  . . . . . . . .
    5)  . . . . . . . .
     
20. Radio Message 1043/15/389 a)  "Dahlhaus" from "Drewitz" supply at first supply place.
    b)  Change in Radio Message 2238/14/385 Paragraph 2 and 3 as follows:
    Paragraph 2:  Following supply of all his allocated boats each tanker report by Short Signal his remaining
    Paragraph 3:  Add after radio message "own".
     
21. Radio Message 1734/16/316 Prohibition of the use of Metox as well as Grandin is emphatically underscored again. To prevent improper use on all boats immediately remove the 2 fastening screws on the front of the receiver housing. Remove the entire high frequency part (receiver centerpiece with tuning buttons) and place under lock by the Kommandant.  Completion of this measure is to be recorded in the Kriegstagebuch.
     
22. Radio Message 1920/16/318 Position neutral steamer on the Philadelphia route on 16 September 12.00 hours.
    . . . . . . . .
    West bound:  Portuguese . . . . . . . "GATO" DE 12.
    . . . . . . . .
     
23. Radio Message 0201/18/358 Positioned at ordered meeting point for 3 days.  Have not met ship.
                                                                  "U-653".
     
24. Radio Message 1138/18/345 1)  . . . . . . . .
    2)  "Kuppisch" head for naval square 59 of the large square west of disguised square FH.  More follows.
    3)  . . . . . . . .
    4)  . . . . . . . .
     
25. Radio Message 0437/19/348 1.)  Due to the failure of "Drewitz" "Kuppisch" takes over this supply task.  No other solution possible.
    2.)  From 23 August supply from "Kuppisch" for economical return transit at new meeting point naval square 8635 of the large square west of PX:  "Dahlhaus", "Siegmann", "Feiler", "Neide".  Provisions transfer only to the extent necessary.  No bearing signals.  After completion Kuppisch wait to the last supplied boat to report in accordance with Kriegsmarine Order 180 paragraph 22.
    3)  . . . . . . . .
     
26. Radio Message 1609/29/383 Naval square CF 5316 several smoke clouds, course 30°, from corvette hunted to the northwest.
                                                                  "Dahlhaus".
     
27. Radio Message 1825/30/399 1.) On 31 August a 08.00 hours "Siegmann" . . . . switch Ireland Circuit.
    2.)  . . . . . . . .
     
28. Radio Message 0015/5/194 21.51 hours English forces detected in naval square BE 6950.
 
     
     
     
 
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29. Radio Message 0710/6/131 On 7 September 08.00 hours . . . . "Siegmann" . . . . Switch Coastal Circuit.
     
30. Radio Message 1115/7/9 "U-415"
    1.)  Due to mine danger on "Liebesbank" only with escort.
    2.)  Outer escort positioned at 7 September at 10.00 hours Point "Liebe".
    3.)  Bearing table I.
                                                                  F.d.U. West.
     
31. ßß  0317 Intend to be in naval square BF 5587 in the morning today.
                                                                  "U-230".
     
32. Radio Message 0758/8/32 To "Siegmann"
    Join "U-415" convoy.  Escort positioned 9 September 10.00 hours point "Liebe".  See Serial No. 9.
                                                                  F.d.U. West.