Frequency modulated laser - transmission of voice

  • Thread starter Jay Lakoda
  • Start date
  • #1
18
0

Main Question or Discussion Point

If I modulated a laser frequency with voice, would a photo cell be capable of receiving that information?
 

Answers and Replies

  • #2
Quantum Defect
Homework Helper
Gold Member
495
116
Last edited by a moderator:
  • #3
Averagesupernova
Science Advisor
Gold Member
3,554
566
I have done it with PWM. Low pass filter the signal at the detector and you have your audio.
 

Related Threads for: Frequency modulated laser - transmission of voice

Replies
6
Views
797
  • Last Post
Replies
4
Views
3K
  • Last Post
Replies
11
Views
5K
  • Last Post
Replies
11
Views
989
Replies
5
Views
1K
  • Last Post
Replies
1
Views
3K
Replies
2
Views
2K
Replies
6
Views
825
Top