A hybrid computer uses a _ to convert digital signals from a computer into analog signals.

Modem is short for Modulator / Demodulator. It is a hardware component that allows a computer or other device, such as a router or switch, to connect to the Internet. It converts or modulates an analog signal from a telephone or cable wire to a digital signal that a computer can recognize. Similarly, it converts outgoing digital data from a computer or other device to an analog signal.