this post was submitted on 09 Mar 2025
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New Chirp tool uses audio tones to transfer data between devices (www.bleepingcomputer.com)
submitted 3 weeks ago by [email protected] to c/[email protected]
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A new open-source tool named 'Chirp' transmits data, such as text messages, between computers (and smartphones) through different audio tones. [...]

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[–] [email protected] 12 points 3 weeks ago (1 children)

Holy shit, what if we transmitted that over the phone?

[–] [email protected] 9 points 3 weeks ago (1 children)

And like we connected all the phones together

[–] [email protected] 2 points 3 weeks ago

I don't think we would need to use audible tones, even. My goodness, we might just be on to something.

[–] [email protected] 4 points 3 weeks ago (1 children)

...back in the day, if you built a certain type of tone generator, you could talk on pay phones for free, or even call long distance!

[–] [email protected] 3 points 3 weeks ago

Or just whistle.

[–] [email protected] 1 points 3 weeks ago

And this is still how you program handheld radios.