Question

Draw labelled diagram MODEM.

Answer 1

       DIGITAL DATA                                       ANALOG SIGNAL
    (From Computer/DTE)                                 (To Telephone/Cable)

           |                                                   ^
           v                                                   |
   +---------------++-----------------------------------------+-----------------+

   |               ||              MODEM                      |                 |
   | DIGITAL       ||  +-------------+       +--------------+ |  LINE           |
   | INTERFACE     ||  |  MODULATOR  | ----> |              | |  INTERFACE      |
   | (RS-232/USB)  ||  +-------------+       |              | |  (RJ-11/RJ-45)  |
   |               ||                        | TRANSMISSION | |                 |
   |               ||                        |    MEDIUM    | |                 |
   |               ||  +-------------+       |              | |                 |
   |               ||  | DEMODULATOR | <---- |              | |                 |
   |               ||  +-------------+       +--------------+ |                 |
   +---------------++-----------------------------------------+-----------------+
           ^                                                   |
           |                                                   v
       DIGITAL DATA                                       ANALOG SIGNAL
   (To Computer/DTE)                                   (From Network)