3 ms·
They've done this before. They also hid messages in the noise floor from 1 to 30 Mhz as part of a challenge / game with the Soviet Union. They also hid message
by LinuxBender 6y ago
They've done this before. They also hid messages in the noise floor from 1 to 30 Mhz as part of a challenge / game with the Soviet Union. They also hid messages in AC power fluctuations. Sorry I don't have any references.