E21
| Enigma ID | E21 |
| Name | 4F Counting |
| Frequencies | |
| Status | Inactive |
| Voice | Male, increased in pitch and tempo, with American accent |
| Emission mode | |
| Location |
USA
|
| Activity pages |
First noted around 1981, ceased in March 1995. Used the old format of E05, which involved 4-figure groups.
Format:
| Preamble | Message | Repeat | Outro | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 186 | 186 | 186 | 1234567890 | Ten 1 kHz beeps | Count 125 | 1419 8626 2696 5728 ... | Repeat | Count 125 | 1419 8626 2696 5728 ... | End |
| 3-figure ID | Amount of 4-figure groups in the message | 4-figure single groups | Amount of 4-figure groups in the message | 4-figure single groups | ||||||
| Repeated for 10 minutes | Repeated twice | Repeated twice | ||||||||
Similar transmission format to E05, with longer breaks between the transmission sections and the beeps, which raised discussion whether this station was actually ran by the same owner as E05.
This station was also heard in standard E05's 5-figure format, as it can be heard on the following recording:
References
Recordings on this page were obtained via Simon Mason