| Standard switching diode, DO-35 Small Signal NPN Transistor, TO-92 | | | | ----- | --- | ---- | | | R5, R29 | 3 | AudioJack2 | Audio Jack, 2 Poles (Mono / TS *(optional) SIP socket, 2.54 mm, 1x7 | | | | R5, R29 | 3 | A1M | Potentiometer | | | | Tayda | A-2939 | | J4 | 1 | LED | Light emitting diode .
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