Labels Milestones
BackR21, R27, R28 R4, R6, R7, R30, R31 | 1 | SW_SPDT | Switch, single pole double throw | | | | Tayda | A-1157 or A-2425 | | R8, R10, R12 | 3 | 10 uF | Unpolarized capacitor | | U3 | 1 | LM358 | Low-Power, Dual Operational Amplifiers, DIP-8/SOIC-8/TO-99-8"/>