[Jake] has the king of the Newtons – a MessagePad 2100. There’s a hidden port in this machine for a modem card, but Apple never made one. While other Newton aficionados trudge along with old ...

Typically available as an external USB module, for desktop computers, the modem may also be available on a PCI or PCI Express (PCIe) card that plugs into an empty slot on the motherboard.

A combination fax board and data modem available as an external unit that plugs into the serial port of the computer or as an expansion card for internal installation. It includes a switch that ...