Skip to content

PiTrac DIY Parts List

This document provides a comprehensive list of all components needed to build a PiTrac launch monitor.

Only a single RPi5 is currently supported, however the path to stereoscopic vision currently requires two

Computing Hardware

Quantity Hardware Purpose Link
1 Raspberry Pi 5 (8 GB recommended) Main embedded computer Vilros
1 Active Cooler Kit Required to keep temps low and timing consistent Amazon
1 MicroSD card (64 GB recommended) For RPi5 filesystem Amazon
1 1ft USB-C to USB-C Cable For powering RPi5 from connector board Amazon

Camera and Lighting Hardware

Quantity Hardware Purpose Link
2 Innomaker GS Camera Module with IMX296 Mono Sensor RPi compatible GS cameras Inno-Maker
2 Pi 5 FPC Camera Cable, 22-pin 0.5 mm to 15-pin 1 mm, 300 mm Conversion cables for RPi5's smaller CSI ports Adafruit
2 6 mm 3 MP Wide Angle Lens For GS camera Adafruit
1-2 1" IR Longpass Filter (round or square) Must be a longpass filter, passing >= 700nm. Either shape works. Print the matching filter holder STL (round or square) when you build the flight cam stack module. Edmund Optics
1 USB COB LED Strip Lights, 6.56 ft For lighting the teed-up ball. Must produce no infrared light Amazon

Power Components

Quantity Hardware Purpose Link
1 Meanwell LRS-75-5 Provides plenty of power and forms base of unit DigiKey
1 AC Power Inlet C14 with Fuse For base box power input Amazon
1 18ga Solid-core Wire Spools For Input Power Amazon
1 22ga Solid-core Wire Spools For IR LED Wiring Amazon

V3 Connector Board BOM

TP2 is optional

If you are searching for alternates, ensure you also filter for "In Stock", "RoHS Compliant" and "Exclude Marketplace Products".

Quantity Reference Designators Manufacturer Manufacturer Part Number Link DigiKey Filters
1 C1 KEMET A750BK107M1AAAE024 DigiKey Lead Spacing = 2.00mm, Voltage - Rated >= 10V, Ripple Current @ High Frequency >= 1A, Mounting Type = Through Hole
2 C2,C11 Vishay Beyschlag/Draloric/BC Components K105K20X7RF5TH5 DigiKey Temperature Coefficient = X7R, Voltage - Rated >= 35V, Lead Spacing = 5.00mm, Capacitance = 1uF, Size / Dimension <= 5.50mm x 4.00mm, Mounting Type = Through Hole
6 C3,C8,C10,C12,C14,C15 Vishay Beyschlag/Draloric/BC Components K104K10X7RF5UH5 DigiKey Temperature Coefficient = X7R, Voltage - Rated >= 35V, Lead Spacing = 5.00mm, Capacitance = 0.1uF, Size / Dimension <= 5.00mm x 2.60mm, Mounting Type = Through Hole
1 C4 Vishay Beyschlag/Draloric/BC Components K471J15C0GF5UH5 DigiKey Temperature Coefficient = C0G(NP0), Lead Spacing = 5.00mm, Capacitance = 470pF, Mounting Type = Through Hole
1 C5 Murata RDER72A105K2M1H03A DigiKey Voltage - Rated >= 100V, Temperature Coefficient = X7R, Capacitance = 1uF, Lead Spacing = 5.00mm, Size / Dimension <= 5.50mm x 3.50mm, Mounting Type = Through Hole
1 C6 KEMET A750MW337M1HAAE020 DigiKey Lead Spacing = 5.00mm, Voltage - Rated >= 50V, Capacitance >= 200uF, Ripple Current @ High Frequency >= 4A, Size / Dimension = 10.00mm, Mounting Type = Through Hole
1 C7 Vishay Beyschlag/Draloric/BC Components K104K20X7RH5UH5 DigiKey Voltage - Rated >= 100V, Temperature Coefficient = X7R, Capacitance = 0.1uF, Lead Spacing = 5.00mm, Size / Dimension <= 5.50mm x 3.50mm, Mounting Type = Through Hole
1 C9 Murata RCER71H475K3K1H03B DigiKey Temperature Coefficient = X7R, Voltage - Rated >= 35V, Lead Spacing = 5.00mm, Capacitance = 4.7uF, Size / Dimension <= 6.50mm x 4.00mm, Mounting Type = Through Hole
3 D1 Vishay General Semiconductor - Diodes Division SB150-E3/73 DigiKey Technology = Schottky, Current - Average Rectified (Io) >= 1A, Voltage - DC Reverse (Vr) (Max) >= 40V, Package / Case = DO-204AC, DO-41, Axial
1 D2 Lite-On Inc. LTL-307G DigiKey Color = Green, Lens Transparency = Diffused, Lens Size = 5.00mm Dia
1 D4 Vishay General Semiconductor - Diodes Division SD103A-TR DigiKey Technology = Schottky, Voltage - Forward (Vf) (Max) @ If <= 650mV @ 50mA, Package / Case = DO-204AH, DO-35, Axial
1 D5 Lite-On Inc. LTL-307E DigiKey Color = Red, Lens Transparency = Diffused, Lens Size = 5.00mm Dia
2 J1,J4 Amphenol Anytek YK3210203000G DigiKey TBD
2 J2,J5 GCT USB4085-GF-A DigiKey Unfilterable. Manually search, there will be alternates that can fit.
1 J3 Adam Tech PH1-08-UA DigiKey Number of Positions = 8, Number of Rows = 1, Pitch - Mating = 2.54mm, Shrouding = Unshrouded, Mounting Type = Through Hole
1 J6 GCT USB1125-GF-B DigiKey Unfilterable. Manually search, there will be alternates that can fit.
1 L1 Bourns Inc. RLB0914-330KL DigiKey 8.50mm <= Size / Dimension <= 9.00mm, 27uH <= Inductance <= 39uH
2 Q1,Q2 Infineon Technologies IRLU024NPBF DigiKey Technology = MOSFET, FET Type = N-Channel, Current - Continuous Drain (Id) @ 25C >= 10A, Vgs(th) (Max) @ Id <= 4.6V @ 250uA, Drain to Source Voltage (Vdss) >= 38V, Mounting Type = Through Hole
1 Q3 Microchip Technology TN2106N3-G DigiKey Technology = MOSFET, FET Type = N-Channel, Vgs(th) (Max) @ Id <= 2V @ 500uA, Mounting Type = Through Hole, Package / Case = TO-226-3, TO-92-3
1 Q4 onsemi 2N3904TFR DigiKey Search = "2N3904", Transistor Type = NPN, Mounting Type = Through Hole, Package / Case = TO-226-3, TO-92-3
1 R1 Yageo PNP300JR-73-0R15 DigiKey Power (Watts) >= 3W, Tolerance >= 1%, Resistance = 150mohm, Size / Dimension <= 6.00mm x 16.00mm
1 R2 Yageo KNP1WSJT-52-180R DigiKey Power (Watts) >= ½W, Tolerance >= 1%, Resistance = 180ohm, Size / Dimension <= 3.50mm x 9.00mm
1 R3 Yageo MFR-25FRF52-60K4 DigiKey Power (Watts) = ¼W, Tolerance = 1%, Resistance = 60.4kohm
1 R4 Yageo MFR-25FRF52-2K2 DigiKey Power (Watts) = ¼W, Tolerance = 1%, Resistance = 2.2kohm
1 R5 Yageo MFR-25FTE52-2K49 DigiKey Power (Watts) = ¼W, Tolerance = 1%, Resistance = 2.49kohm
4 R6,R8,R17,R22 Yageo MFR-25FRF52-1K DigiKey Power (Watts) = ¼W, Tolerance = 1%, Resistance = 1kohm
1 R7 Yageo MFR-25FRF52-75K DigiKey Power (Watts) = ¼W, Tolerance = 1%, Resistance = 75kohm
1 R9 Yageo MFR-25FTE52-120R DigiKey Power (Watts) = ¼W, Tolerance = 1%, Resistance = 120ohm
1 R10 Yageo KNP100JR-73-0R1 DigiKey Power (Watts) >= 1W, Tolerance >= 1%, Resistance = 100mohm, Size / Dimension <= 4.60mm x 12.00mm
1 R11 Yageo MFR-25FRF52-604R DigiKey Power (Watts) = ¼W, Tolerance = 1%, Resistance = 604ohm
1 R12 Yageo MFR-25FBF52-6K04 DigiKey Power (Watts) = ¼W, Tolerance = 1%, Resistance = 6.04kohm
2 R13,R21 Yageo MFR-25FRF52-2K DigiKey Power (Watts) = ¼W, Tolerance = 1%, Resistance = 2kohm
1 R14 Yageo MFR-25FRF52-3K DigiKey Power (Watts) = ¼W, Tolerance = 1%, Resistance = 3kohm
1 R15 Yageo MFR-25FRF52-10K DigiKey Power (Watts) = ¼W, Tolerance = 1%, Resistance = 10kohm
3 R16,R19,R23 Yageo ZOR-25-R-52-0R DigiKey Power (Watts) = ¼W, Resistance = 0ohm
1 R18 Yageo MFR-25FRF52-10K DigiKey Power (Watts) = ¼W, Tolerance = 1%, Resistance = 10kohm
1 TP2 Keystone Electronics 5011 DigiKey Color = Black, Mounting Type = Through Hole, Hole Diameter = 1.60mm
1 U1 Texas Instruments MC33063AP DigiKey Search = "MC34063" or "MC33063", Voltage - Output (Max) = 40V (Switch), Package / Case = 8-DIP (0.300", 7.62mm)
1 U2 onsemi LM317LBZRAG DigiKey Search = "LM317", Package / Case = TO-226-3, TO-92-3
1 U3 Microchip Technology MCP1407-E/P DigiKey Some alternates exist but difficult to filter. Microchip Technology TC4420xxx is another widely available part that should be drop in. Input Type = Non-Inverting
1 U5 Microchip Technology MCP4801-E/P DigiKey MCP4901-E/P is a valid alternate with caveats. !Requires populating C13 and U4!
1 U6 Microchip Technology MCP3202-CI/P DigiKey MCP3202-BI/P is a valid alternate. All other alternates require software changes.

IRLED BOM

Quantity Reference Designators Manufacturer Manufacturer Part Number Link
10 D6,D7,D8,D9,D10,D11,D12,D13,D14,D15 Vishay Semiconductor Opto Division VSMA1085400 DigiKey

Enclosure Panels (V3)

Quantity Hardware Purpose Notes
1 Acrylic Shankshield Front panel protecting from club strikes 138 x 264 x 4 mm (or ¼ in); anything within 135-139.5 x 262.5-265 x 3-6.5 mm will work. "Museum style" if possible to reduce reflections
1 Acrylic Backplate Rear panel 110 x 267 x 2 mm (or ¼ in); anything within 108-111 x 265-268 x 1.5-3 mm will work. If Back_Interface_Plate is used, reduce length to 234.5-236.5 mm

Hardware (Bolts and Nuts) for V3 Enclosure

Quantity Hardware Notes Link
20 ISO 4032 M5 nut only 16 if you opt for sleeve nuts -
4 ISO 10511 M5 lock nut lock preferred, ISO 4032 will work as well -
4 M5 washer only if you do not opt for sleeve nuts -
4 M5x318 mm rod trim to 318 mm for washer and nut assembly; shorter (306 mm) for sleeve nuts -
10 ISO 7380-2 M5x10 mm screw 10-15 mm, four must be 10 mm; ISO 4762 optional Accu
12 ISO 7380-2 M5x15 mm screw 10-15 mm; ISO 4762 optional Accu
12 ISO 7380-2 M5x20 mm screw 20-25 mm; ISO 4762 optional Accu
4 ISO 4762 M5x35 mm screw optional, alternative to the M5 through rod design -
4 ISO 4762 M3x6 mm screw 6-15 mm; cylindrical head -
2 M3x6 mm screw - Link
12 M2x10 mm self-tapping screw - Link
8 M3x5 mm self-tapping screw - Link
17 M3x10 mm self-tapping screw - Link
4 M5 x 12 mm sleeve nut provides a more aesthetic assembly Link

Hardware (Bolts and Nuts) for V2 Enclosure

Quantity Hardware Purpose
2 M3 x 8 mm self-tapping screws AC power inlet plug
2 M3 x 8 mm self-tapping screws Base box end-cap
12 M2 x 6 mm self-tapping screws Tower back/front plate alignment
4 M4 x 12 mm self-tapping screws Tower feet to base box
4 M2.5 x 8 mm self-tapping screws To mount Pi to backplane. Optionally, if using threaded inserts, use M2.5x6 allen-head bolts instead.
4 M3 x 8 mm self-tapping screws Connector board to backplane. Optionally, if using threaded inserts, use M3x6 allen-head bolts instead.
4 M2.5 x 4 x 3.5 mm threaded inserts Optional, for mounting the Pi to backplane with inserts and bolts. 4 inserts per Pi.
4 M3 x 4 x 5 mm threaded inserts Optional, for mounting the Connector Board to the backplane with inserts and bolts.

Hardware tip

Stainless steel screws are stronger than black carbon steel and recommended, especially with PLA material. Consider a stainless steel assortment kit for bulk purchasing and a metric threaded inserts kit for 3D printed parts.