Labels Milestones
BackR1, R10, R11 | 3 | A1M | **Potentiometer, 9 mm or 16 mm vertical board mount OR: | | R15, R20, R22 | 2 | 1nF | Unpolarized capacitor | | | U2 | 1 | TL074 | Quad operational amplifier, DIP-14"/>
R1, R10, R11 | 3 | A1M | **Potentiometer, 9 mm or 16 mm vertical board mount OR: | | R15, R20, R22 | 2 | 1nF | Unpolarized capacitor | | | U2 | 1 | TL074 | Quad operational amplifier, DIP-14"/>