56 kbps Analog Modems

• But ISP Can Connect Digitally

  • Signal travels through phone system at 56 kbps
  • At user end, digital-to-analog converter (DAC)
  • Sends signal to analog modem at wide bandwidth
  • Modem can receive at 56 kbps

Telephone

Network

DAC

PC

56 kbps

modem

ISP

Digital

Link

56 kbps

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