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PAM is not very good for long-distance transmission. Why is it so?

  • Thread starter McMurry
  • Start date
  • #1
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Homework Statement



Just came across the statement that PAM is not very good for long-distance transmission.
Why is it so?
Thanks.

Homework Equations




The Attempt at a Solution



Is it because the output is of infinite length?
 
Last edited:

Answers and Replies

  • #2
393
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what the heck is pam and what class is this for? (is it for applied electromagnetics with an intro to transmission line theory?)
 
  • #3
11
0
what the heck is pam and what class is this for? (is it for applied electromagnetics with an intro to transmission line theory?)
Ops.

PAM = pulse amplitude modulation
for digital communication.
 

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