G20a
| Enigma ID | G20a |
| Name | Spruch |
| Frequencies | |
| Status | Inactive |
| Voice | Male and female, pre-recorded |
| Emission mode | AM |
| Location | |
| Activity pages |
The operating agency behind G20a is uncertain. G20a was a variant of G20 where a single group message without a header was transmitted.
Transmission format:
| Preamble | Message | Outro | |
|---|---|---|---|
| Piece of music, one of listed below | Achtung, Achtung | 65049 65049 | Ende, Ende |
| Single 5-figure paired group | |||
| Played for a few minutes | Repeated twice | ||
Various pieces of music were used. Partial list of them is given below.
- Schubert Serenade
- "Atlantis" by The Shadows
- "La Raspa" by Mariachi Arriba Juarez
- Bach's Toccata in D minor
- Brahms Waltz opus 39
- "We Get Ideas" by Louis Armstrong
- "Tango Tarragona"
- "Red Balloon" by The Dave Clark Five
[Based on Simon Mason's website and Numbers & Oddites #18]