Schematic is avaiable HERE.
Through hole MC33178 op amps seem to have gone obsolete so you may want to try other low noise dual op op amps with BJT iputs such as 4580, NE5532, L833 etc. Or simply TL072s...
Schematic is avaiable HERE.
Through hole MC33178 op amps seem to have gone obsolete so you may want to try other low noise dual op op amps with BJT iputs such as 4580, NE5532, L833 etc. Or simply TL072s...
