| Q1-Q4 | MMBT3904 | 0.2A Ic, 40V Vce, Small Signal NPN Transistor, SOT-23 |
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| U2-U4 | 74HC595 | 8-bit serial in/out Shift Register 3-State Outputs |
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| U5,U6 | 74HC165 | Shift Register, 8-bit, Parallel Load |
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| C1,C2 | 47uF | Polarized capacitor |
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| C3-C9 | 100nF | Unpolarized capacitor |
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| D1,D2 | 1N5819WS | 40V 600mV@1A 1A SOD-323 Schottky Barrier Diodes, SOD-323 |
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| D3,D4 | 1N4148WS | 75V 0.15A Fast switching Diode, SOD-323 |
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| D5-D8 | LED | Light emitting diode |
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| H1 | POWER_CONN | |
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| J1,J2 | CV_INPUT | Audio Jack, 2 Poles (Mono / TS), Switched T Pole (Normalling) |
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| J3,J4 | CV_OUTPUT | Audio Jack, 2 Poles (Mono / TS), Switched T Pole (Normalling) |
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| J5,J6 | TRIG_OUT | Audio Jack, 2 Poles (Mono / TS), Switched T Pole (Normalling) |
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| J7,J8 | TRIG_INPUT | Audio Jack, 2 Poles (Mono / TS), Switched T Pole (Normalling) |
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| R1,R14,R17,R48 | 100K | Resistor |
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| R2,R3 | 10R | Resistor |
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| R4-R7,R10,R11,R46,R47 | 1K | Resistor |
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| R8,R9 | 2K | Resistor |
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| R12,R13,R15,R16,R28-R33,R40-R45 | 10K |
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