The Internet of Things will revolutionize everything! Manufacturing? Dog walking? Coffee bean refilling? Car driving? Food eating? Put a sensor in it! The marketing makes it pretty clear that ...

A simple workaround for all this was an acoustic coupler, a device that played your modem’s sounds directly into a phone’s receiver without any electrical connection. Modem speeds were slow ...

A modem that connects to a telephone line without the use of an acoustic coupler. Almost all modems are of the direct-connect type. See acoustic coupler. THIS DEFINITION IS FOR PERSONAL USE ONLY.