Quantity   Component name
1 × PICO-56 PCB https://www.pcbway.com/project/shareproject/PICO_56_Retro_Computer_on_a_Pi_Pico_515c59b8.html
2 × 10nf (103) ceramic capacitor (C3,C4) https://au.mouser.com/ProductDetail/594-K103K10X7RF5UL2
3 × 100nf (104) ceramic capacitor (C5,C6,C7) https://au.mouser.com/ProductDetail/594-K104K10X7RF5TL2
3 × 10uf (106) electrolytic capacitor (C8,C1,C2) https://au.mouser.com/ProductDetail/80-ESK106M016AC3AA
3 × 4kΩ 0.25w resistor (R1,R5,R9) https://au.mouser.com/ProductDetail/603-MFR-25FTF52-4K
2 × 10kΩ 0.25w resistor (R20,R21) https://au.mouser.com/ProductDetail/603-MFR-25FTF52-10K
6 × 2kΩ 0.25w resistor (R22,R2,R6,R10,R17,R18) https://au.mouser.com/ProductDetail/603-MFR-25FTF52-2K
9 × 1kΩ 0.25w resistor (R3,R7,R11,R13,R14,R15,R16,R19,R23) https://au.mouser.com/ProductDetail/603-MFR-25FTF52-1K
3 × 500Ω 0.25w resistor (R4,R8,R12) https://au.mouser.com/ProductDetail/603-MFR-25FTF52-500R
1 × 2N4401 transistor https://au.mouser.com/ProductDetail/637-2N4401
1 × 1N5819 diode https://au.mouser.com/ProductDetail/821-1N5819
1 × 3mm Blue LED (power) https://au.mouser.com/ProductDetail/593-LTH3MM12VFR4600
1 × 3mm Green LED (microSD) https://au.mouser.com/ProductDetail/593-LTH3MM12VFR4500
1 × Push button (reset) https://au.mouser.com/ProductDetail/179-TS026690BK160LCR
1 × Push button (power) https://au.mouser.com/ProductDetail/642-MHPS2273
1 × Barrel jack connector (5V DC in) https://au.mouser.com/ProductDetail/474-PRT-00119
1 × VGA connector https://au.mouser.com/ProductDetail/523-7HDE15SD1CH4FVGA
2 × RCA connector https://au.mouser.com/ProductDetail/502-PJRAN1X1U03AUX
2 × NES connector 2nd port optional
1 × PS/2 connector https://au.mouser.com/ProductDetail/571-5749180-1
1 × Raspberry Pi Pico (plus headers) https://au.mouser.com/ProductDetail/358-SC0915
1 × MicroSD card connector https://au.mouser.com/ProductDetail/909-MICRO-SD-CARD