P1030670 Enigma Reservehandverfahren


By Michael Hörenberg

Bild "Authentic naval WW2 R.H.V. radio message (Funkspruch)"
R.H.V. Funkspruch
Message P1030670Original "Reservehandverfahren" (RHV) radio message from submarine U534 (Nachricht P1030670):

Table Sequence (Tauschtafelfolge):  ?
First Table (Einsatzstelle): ?
Number Sequence (Zahlenreihe): ?
RHV Code-Book "Schlüsselheft" Number (bigram substitution tables): ?







Message indicator groups: QQGK ECLZ

Ciphertext (without indicator groups):

JIVGECURUOKLWDSQSPLCLFXRMMMIWSGMJLHJFQTJSWNFOKLSCDJGRVZVHVGWVMDVZYLGEVLYLVRUPYVBXWNL

Plaintext:

?

Interpretation (preliminary):

[An] UAK von [Loewe? Moewe?] 2: 1315 Uhr Ansteuerungstonne “Fehmarn Südwest”.

Translation (preliminary):

[To] UAK from [Loewe? Moewe?] 2: [At] 1315 hours [will be at] approach-buoy “Fehmarn Southwest”.

Note(s):

  • The Reservehandverfahren (RHV) (English: Manual Backup Procedure) was a German Naval World War II hand-cipher system used as a backup method when no working naval Enigma machine was available.
  • Reference 1: Message P1030689
  • Reference 2: Message P1030713
  • Reference 3: The "Kenngruppen" (message indicator groups) of P1030670. Link
  • Reference 4: RHV is mentioned on the cipher form.
  • As far as we know, this is the only original RHV radio message available on the World Wide Web!