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ok audioguru i got it.u mean that the subwoofer controller ckt will be a powerful controller for for audio applications with heavy duty woofers and the one that suits me would be a low pass filter like a sallen & key low pass butterworth filter.m i correct?
thankyou
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yes audioguru this is one of your posted image.i also found one in this url
**broken link removed**
can you advice which one will be better performance wise .thank you
ok about the power amp i have already made one using tda7294 and about making a low pass filter will the image given in url below ...i.e. the sallen and key butterwoth low pass filter be useful?
i have a variety of speakers available in my country.
thank u for your immediate response
hi audioguru,thanx for your reply.
as u said that a subwoofer should be usually 10" or bigger,can u provide me with a good subwoofer driver circuit along with dimension and watt of subwoofer that i can buy(assuming 10" or so).thanx
hi audioguru,
i need a circuit for subwoofer low pass filter for producing a deep bass.my speaker specs are 4ohms 40W.i have built a power amp using tda7294.it performs realy good.thanx
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