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“You talkin’ to me?”: Dial-Up Sound, Visualized

the one and twenty

the one and twenty

Bleeoo SCREEEEEEE!

I can’t believe it’s less than seven years ago that I had to memorize modem protocols, RS-232 pin functions, and diagnostic sounds during my computer/support tech certification! Looking back now, it feels as if that had happened in some kind of weird, alternative universe.

Now, in case you wonder what I’m talking about, Oona Räisänen over at absorptions took the sound recording from Wikimedia Commons and soundclouded it:

But wait! That’s not all! Oona Räisänen also put together a fantastic spectogram with accompanying labels (click for huge original):

Dial-Up Visualization

Handshake Illustrated

Finally, go read her blog post—you won’t get clearer explanations any time soon.

And while we’re taking a trip down memory lane: don’t forget to visit and enjoy the Museum of Endangered Sounds!

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If you have something valuable to add or some interesting point to discuss, I’ll be looking forward to meeting you at Mastodon!

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