femto3 days ago
An Orthogonal Frequency Division Multiplexing fax machine!
StizzurpXDD3 days ago
A good way to send encrypted pictures. Just convert the images into audio, and nobody would even think to look at the spectrogram of the audio file. Nice.
rotten3 days ago
Better than playing a record backwards to find the hidden messages. Instead you can find hidden images in recordings.
shipped_it2 days ago
Very interesting!
gmerc3 days ago
Please disable adblock for free use. lol.