numbers stations

World Contest Station Database - Database of over 3000 active hf contest stations worldwide

IOTA Groups and Reference Numbers - Short Format List of IOTA Groups and Reference Numbers

SMØPSO - Include some interesting shortwave radio audio files, recorded BC stations, and a large colletion of SWL QSL cards

Spy Numbers mailing list - Join this shortwave spy numbers stations mailing list

The Conet Project - Recordings of shortwave numbers stations

Spy Numbers sound files - Hundred of spy number stations recordings in mp3 file format

VLF Time Broadcasts - VLF Time Signal Stations, Station List Compiled by William Hepburn, LWCA

APRS in Tokyo - APRS stations in the Tokyo region tracking database from FindU.com

Echolink Directory - This web site was created to aid amateur radio hobbyist who travel from city to city and country to country to locate Echolink stations in the area they will be traveling to.

The G4PYR MF Coastal Radio Website - Website dedicated to Coastal Radio Stations, includes frequency lists for memdium frequencies maritime stations

Numbers Stations by dxing.com - Article on number stations

Short Wave Espionage - Here you can access the book "Secret Signals, The Euronumbers Mystery" which was written in 1991 and is now out of print. Lot's of information on spionage and numbers stations

Salon People Counting spies - Salon.com's Article on Numbers Stations

Who operates those weird numbers stations on shortwave radio - Article on number stations

Shortwave Spy Numbers Stations - Shortwave spy numbers stations types, schedule of transmissions

Spy Number Stations - So you want to listen to the spies?

Number Stations at the end of the century - What does the future hold for 'Number Stations'?

The numbers game - Radio, an invaluable tool in intelligence

Spy Stations and Cryptography - This article first appeared in the October 1998 issue of Monitoring Times

The mystery of the numbers stations - In response to a question about Numbers Stations, their origin and purpose, the following information should be of interest.

Spy Numbers Stations - N2UHC's Radio Stuff - Spy numbers stations are stations on HF that transmit messages consisting of groups of numbers. Sometimes letter groups are sent instead

Covert Comms Archive - Covert Comms was a monthly column wrote for the ACE newsletter from 1997 to 2002. The column was devoted to numbers stations, unidentified signals, intelligence information, and other related information

Introduction to number stations - long article on number stations history

Introduction to Spy Numbers Transmissions - Introduction to Spy Numbers Transmissions

Station Lightning Protection - This website outlays the basic knowledge, safe design and installed equipment that are employed in the lightning protection system of a US Coast Guard Auxiliary Radio Facility. This should also be relevant to the Civil Air Patrol, MARS, and Amateur Radio stations who provide emergency communications capability for public safety or the military