Audio Jack, 2 Poles (Mono / TS) | | J9 | 1 | B20k | Potentiometer | | R31 | 1 | 2_pin_Molex_connector | 2 Smaller cap (476nF?) for C1 Ceramic 104s for C10, C14, might be fine, might introduce intermittents - Don't put R8 so close to R26 D36/R47 too close - Clock rate (B100k) (not sure yet which 2 pins LED_Rectangular, Rectangular, Rectangular size 5.0x5.0mm^2 2 pins LED, diameter 3.0mm z-position of LED center 1.0mm 2 pins LED diameter 3.0mm z-position of LED.