Viking 56K External Modem (Serial) – Apple Rescue of Denver
Freesound - "56k Modem.mp3" by BlueNeon
The Mechanics and Meaning of That Ol' Dial-Up Modem Sound - The Atlantic
USR :: 56K/Dial-Up Modems
56k modem internet connection sound - YouTube
56k dialup modem sound - YouTube
Der 56k Modem Klang - The 56k dialup modem sound - YouTube
During lockdown i've been building wifi modems inside old 56k modems. I have so far saved 7 modems from the ewaste and shipped them to my friends. You can't even tell from
Dial-Up Modem Sound | What Was That Dial-Up Internet Sound?