Creator makes Wi-Fi sound like dial-up Internet — uses Raspberry Pi and 2-watt speaker to convert digital data into analog signals

The end of dial-up internet means future generations will no longer hear the iconic screech of the dial-up handshake. However, YouTube creator Nick Bild did not want this experience to be lost to history, so he used a Raspberry Pi 3 and a USB Wi-Fi adapter to gather network traffic and convert it into an analog signal that is blasted out of a small speaker. According to Bild’s Hackaday project, he had to add random amplitude and frequency adjustments to make the output sound more interesting, but all…