3
1
Back

(4) potentiometers, either 9 mm vertical board mount | | | | | | | | R30 | 1 | 1uF | Unpolarized capacitor | | | | Tayda | A-1121 | | | R1, R2, R23, R24 R3, R21, R27, R28 | 3 | 10uF | Polarized capacitor | Tayda | A-3486 or A-3487\*\*\* | | U2 .