A UVB-76 style numbers-station simulator: coded groups and buzzer/static broadcasts.
shortwave numbers station style checkerboard numeric encoding + one time pad encryption
A browser-based recreation of Cold War era "numbers stations" - mysterious shortwave radio broadcasts that transmitted coded messages through sequences of spoken numbers.
English internet clone of UVB-76 with ternary XOR encryption and one-time pads.
Station 3310 is a desktop application that simulates the operation of a numbers station
Shortwave channel-marker monitor and numbers-station archive — live waterfall with marker detection, 141 stations with provenance
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