Dial Up Modem Sounds (300 bps to 56K)

Lehnt euch zurück und genießt retro diese Einwahl-Klänge ins Internet. Diese traten zu einer Zeit auf, als das Internet noch ein ganz und gar unschuldiger Ort gewesen ist.

31.08.25

Ok, wir haben aber auch die Telefonleitung damit blockiert, sodass es manchmal auch Beef mit der großen Schwester gab, wenn sie lieber mit ihrem Schwarm quatschen, als dir beim IRC-Talk zuschauen wollte. Aber lieber das als Social Media Hassle oder?

The sound of dial-up at some of the most common speeds, including 300, 1200, 2400, 9600, 14,400, 33,600, and 56K. As noted in the video, the sound of a V.34 connection at either 28,800 and 33,600 will be the same, and both were common around the same time, so I’ve only included the 33,600 connection. Note that this isn’t intended to be an exhaustive list of all speeds, but a sample of the most common ones. There are many other speeds and protocols, including but not limited to 75, 110, 4800, 28,800, etc. Also note that this video includes a V.90 56K negotiation, which is the one that people are most likely to find familiar.

With that said, if it doesn’t sound quite right, remember that V.90 deprecated the X2 and Flex 56K standards, which sound quite different. All but the 56K connection is made through a Teltone TLS-4 telephone line simulator, essentially a ‚telephone network in a box‘. 56K connections require that the server side be connected digitally, so a Teltone ILS-2000 is used instead, which does the same job but for ISDN (read: digital) phone devices. In this configuration the analog 56K modem is connected to the network via a DIVA T/A ISDN terminal.

Dial Up Modem Sounds, from 300 bps to 56K

 

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