• Support PF! Buy your school textbooks, materials and every day products Here!

Find the cut-off frequency

  • Thread starter basimjmal
  • Start date
  • #1
1
0
i did the lab and find all varible
but I can understand how find cut-off frequency
the question is
From you result in table Find the cut-off frequency


circuit figure

1ibud1.jpg


lab result
http://img19.imageshack.us/img19/6967/80959768.png [Broken]


thanks so much in advance
 
Last edited by a moderator:

Answers and Replies

  • #3
CEL
656
0
The cutoff frequencies arethe frequencies where the gain is 3dB below the gain at the the middle frequencies.
Since your gain at middle frequency is 17.6 dB, you should extend your measurements below 20HZ and above 20kHz (probably several MHz), to find the cutoff frequencies.
 

Related Threads for: Find the cut-off frequency

Replies
4
Views
2K
Replies
3
Views
1K
Replies
1
Views
2K
  • Last Post
Replies
2
Views
11K
Replies
6
Views
1K
Replies
2
Views
25K
Replies
0
Views
3K
Top