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BackPCB, of minimum order size that is 3 or greater. *When noting prices, mark whether this is actually a pushbutton momentary, but roughly same dimensions as toggle switch ON-ON | | R25, R27, R29 | 2 | 1nF | Film capacitor | | Tayda | A-2939 | | | | R31 | 1 uF | Unpolarized capacitor | | | R25, R27, R29 | 3 | AudioJack2 | Audio Jack, 2 Poles (Mono / TS) | | | | | | | | U2 | 1 | SW_DPDT_x2 | Switch, triple pole double throw | | | | | R30 | 1 | TL074 | Quad Low-Noise JFET-Input Operational Amplifiers, DIP-8/SOIC-8/TO-99-8"/>