Links - Sites of Interest

Number Station Information

Numbers & Oddities - Ary's N&O site, home of the N&O newsletter - Daily Numbers Schedules Calendar. Radio, Number Stations & more

Historic Number Station Information

Number Stations - Dirk Rijmenants' Number Stations Page

Uno, Dos, Cuatro - A guide to Numbers Stations - 'Havana Moon's' 1987 Book (pdf)

Secret Signals - The Euronumbers Mystery - Simon Mason's 1991 Book (pdf)

The Conet Project Disks - Collection of recordings released by Akin Fernandez (1997)

The Conet Project Booklet - Accompanying Booklet & Content List for Disks (pdf)

Signal Identification

Signal Identification Guide - - Comprehensive list of SW signals

Leif Dehio's Digital Modes Site - Ultimate source for digital signal identification

Mystery Signals of the Short Wave - Oddities heard on short wave, past & present

Historical Information

Electronic Espionage - Unique personal insight into the clandestine 'Y' SIGINT Service

BRIXMIS - The history of the British C.I.C. Mission in East Germany 1946-1990

Technical Information

Crypto Museum - Comprehensive resource of all crypto / espionage technical equipment.

Cipher Machines & Cryptology - Dirk Rijmenants' detailed site covering these subjects.


Radio Jamming Info - Rimantas Pleikys' Legacy Website


Audacity - An excellent free sound recording & editing program

Spectrogram V16.0 - Sound analysis program V16.0 - Freeware Version. Runs on Win10

(Many thanks to Jim W for sending me this file & thus making it available to all).

Spectrogram V5.0 - Sound Analysis program - Freeware Version. Runs on Win10 - No installation required.

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