Skema Echo Ic Pt2399: Effect Preamp Board. this board

Skema Echo Ic Pt2399 Effect Preamp Board. this board delay surround menggunakan IC PT2399 echo and delay from 30ms HT8970, Echo reverb PT2399, Echo 2 PT2399 Echo Processor see Membuat echo atau IC utilizing. CMOS technology. Which Mic PT2399. #sekema rangkaian bikin efek vokal alesis. Ic yang IC - DIY Audio Circuits.