Category Archives: audible

Everything Makes Sound if You Try Hard Enough

Speaker cone materials can be a deep rabbit hole ranging from inexpensive paper to kevlar. We’ve all cut apart, or blown out, the cheapies to see their inner workings, but the exotic material list does not stop at audiophile-quality models. It can include mirrors, microwave ovens, and a European hacker’s …read more

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Posted in audible, audio, conduction speaker, musical hacks, resononance speaker, sound, speaker | Leave a comment

Hiding Data in Music Might be the Key to Ditching Coffee Shop WiFi Passwords

In a move guaranteed to send audiophiles recoiling back into their sonically pristine caves, two doctoral students at ETH Zurich have come up with an interesting way to embed information into music. What sounds crazy about this is that they’re hiding data firmly in the audible spectrum from 9.8 kHz …read more

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Posted in audible, data encoding, Frequency modulation, masking frequencies, modulation, music, ofdm, steganography, wireless hacks | Leave a comment