Fax+Machines+and+Fax+Modems

=Fax Machines and Fax Modems=

Facsimile (fax) machine
Sending: Receiving:
 * fax machine scans each page as an image,
 * converts the image into a series of electronic pulses,
 * sends those signals over phone lines to another fax.
 * fax machine uses the signals to reconstruct the image and
 * print black-and-white facsimiles or copies of the originals

Fax modem

 * directly from PC to fax machine via modem & phone line