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| Reference | Value | Description |
|---|---|---|
| U1,U2 | LM4562 | Dual High-Performance, High-Fidelity Audio Operational Amplifier, DIP-8/SOIC-8/TO-99-8 |
| U3 | SN74CBT3253 | Dual 1 to 4 Analog Multiplexer |
| C1,C6,C9,C13,C17,C18 | 10uF | Unpolarized capacitor, small symbol |
| C2,C11 | 1000pF | Unpolarized capacitor, small symbol |
| C3,C5,C8,C12,C14,C16,C21,C22,C25 | 0.1uF | Unpolarized capacitor, small symbol |
| C4,C15 | 100pF | Unpolarized capacitor, small symbol |
| C7,C10,C19,C20 | 0.022uF | Unpolarized capacitor, small symbol |
| C23,C24 | 4.7uF | Unpolarized capacitor, small symbol |
| J1,J3 | Conn_01x04 | Generic connector, single row, 01x04, script generated (kicad-library-utils/schlib/autogen/connector/) |
| J2,J4 | Conn_01x02 | Generic connector, single row, 01x02, script generated (kicad-library-utils/schlib/autogen/connector/) |
| R1-R4,R7-R10 | 10k | Resistor, small US symbol |
| R5,R6,R11,R12,R15,R16 | 50 | Resistor, small US symbol |
| R13,R17,R18 | 2.2k | Resistor, small US symbol |
| R14 | 3.3k | Resistor, small US symbol |
| TR1 | Trifilar FT37-43 | TEZ0.5/D/x-x, 0.5VA, Dual Secondary, Cast Resin Transformer, PCB |