Active Band Pass Filter Design...

[xitronics]

hello.. well i hope this might be the right forum for my doubt..

i want to design a butterworth active bandpass filter having:


* Flat pass band from 23khz to 53 khz..
* No or very less phase difference between the pass band..

if anyone can hlp, pls do provide me with a possible design..

Prasanna Rao...

 

[peranders]

How sharp filter?

 

[xitronics]

How sharp filter?

hi..! maybe 6db/octave wouldbe sufficient..

Actually i need it for my stereo encoder circuit to allow the DSBSC signals to pass with no inter-frequency gain..

atteunation of around 4-6 db for 2nd harmonic of 75 khz would also do..

pls.. reply..

_______________________
Prasanna..

 

[xitronics]

Well, i hope its possible to design such a butterworth filer..!! if possible.. pls try them and post it bck..


_______________
Prasanna Rao

 

[paologatto]

Try this online tool from Analog Devices:

http://www.analog.com/Analog_Root/static/techSupport/designTools/interactiveTools/filter/filter.html

 

[xitronics]

Try this online tool from Analog Devices:

http://www.analog.com/Analog_Root/static/techSupport/designTools/interactiveTools/filter/filter.html

Hi..! The link u specified may be improper.. It doesnt open in my explorer.. If possble, pls provide me with the correct link...

Thanks..

_________________
Prasanna

 

[paologatto]

Here it works..

Or go to Analog Devices home page and search the online tool.

bye

 

[JonHarrison]

Prasanna,

You need to have java installed and enabled in your browser to use the Analog Devices tool.

Regards,

Jon

 

[xitronics]

Here it works..

Or go to Analog Devices home page and search the online tool.

bye

Prasanna,

You need to have java installed and enabled in your browser to use the Analog Devices tool.

Regards,

Jon

Thank you very much.. i got the tool..

its good but may not serve my purpose to its best.. anyways, thanks for guidiing me..

and, can anyone provide me a link for a free bandpass filters designs..?? it would be gr8..

_______________
Prasanna