4558IC in Geofx Parametric EQ

Started by tranceracer, May 01, 2010, 03:17:32 PM

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tranceracer

I have spare 4558 op amps and was wondering if these can be used in the Geofx parametric EQ.

http://www.geofex.com/Article_Folders/EQs/paramet.htm#variable_Q_twin_t

Thanks!
-bK

tranceracer