Pultec Eqp1s3 Fequencies

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mg73

Well-known member
Joined
Dec 9, 2005
Messages
163
Location
sweden
I would like to alter my Eqp1a DIY  frequencies  to  be similar to  Eqp1s3
Instead of 20,30,60,100Hz i would like 30,40,70,100Hz
and 5k,10k shelving.

How would I best do the math to find out a the values of caps and resistors for this?


 

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