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Arthur Korn (20 May 1870 – 21 December/22 December 1945) was a German physicist, mathematician and inventor.He was involved in the development of the fax machine, specifically the transmission of photographs or telephotography, known as the Bildtelegraph, related to early attempts at developing a practical mechanical television system.
Group 1 fax machines are obsolete and no longer manufactured. Group 2 faxes conform to the ITU-T Recommendations T.3 and T.30. Group 2 faxes take three minutes to transmit a single page, with a vertical resolution of 96 scan lines per inch. Group 2 fax machines are almost obsolete, and are no longer manufactured.
A Teletype Model 32 used for telex service. Telex is a telecommunication system that allows text-based messages to be sent and received by teleprinter over telephone lines. The term "telex" may refer to the service, the network, the devices, or a message sent using these. [1]
When a fax machine receives a fax, it sends its CSID to the transmitting machine. The CSID is displayed on the sending fax machine and is usually recorded in the transmitting machine's log of sent faxes and printed on a report or confirmation of the fax transmission. This helps to confirm that the fax is being sent to the correct recipient.
A V.92 fax modem card. A fax modem enables a computer to transmit and receive documents as faxes on a telephone line. A fax modem is similar to a data modem but is designed to transmit and receive documents to and from a fax machine or another fax modem. Some, but not all, fax modems do double duty as data modems.
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Junk faxing came into widespread use in the late 1980s as a result of the development and proliferation of relatively inexpensive desktop fax machines which resulted in rapid growth in the number of fax machines in the U.S. The invention of the computer-based fax board in 1985 by Dr. Hank Magnuski, provided an efficient platform for reaching those fax machines with minimal cost and effort.
Reverse automatic document feeder A scanner with a duplexing automatic document feeder A Konica Minolta photocopier with an automatic document feeder in use. In multifunction or all-in-one printers, fax machines, photocopiers and scanners, an automatic document feeder or ADF is a feature which takes several pages and feeds the paper one page at a time into a scanner or copier, [1] allowing the ...