Tuesday, September 16, 2014

Other Interface Standards

o    Maximum Baud rate is therefore 2400 minus the frequency shift
o    And bit rate is also 2400 minus frequency shift
o    In full duplex mode it is equal to 1200 minus the frequency shift
   Modem Speed-PSK & QAM
o    Minimum  BW  for  PSK  or  QAM  is  the  same  as  for  ASK  but  the  bit  rate  can  be
greater depending upon the number of bits that can be represented by each signal
unit
   Modem Speed-PSK & QAM on two wire Twisted pair Telephone line
Comparisons of bit rates: HDX and FDX


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