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2 layers420 × 30 mmLineal, the printed circuit board in 3D

42cm

Size
420 × 30 mm
Copper layers
2
Thickness
1.6 mm
Parts
109
Nets
54
Pads
481
Tracks, vias
547, 72
Pours
1
Routed
Yes
KiCad
KiCad 9.0 (file 20241229)
Created
9 Dec 2025
Updated
5 Mar 2026

Overview

Lineal is an open-source printed circuit board by theBrutzler, from the theBrutzler/Lineal repository on GitHub. It is a 2-layer board of 420 × 30 mm with 109 parts on 54 nets, routed with 547 tracks and 72 vias.

It is built around the BC817 and 1N4148WT. Its parts include 38 resistors, 15 diodes, 10 transistors, 3 ICs and 3 switches.

Main components

2

README

README.md

Lineal

42cm

I created a board, that had known issues need 100k Ohm offset resistor Image 1

Image 2

Parts

109
QtyValueFootprintReferences
16100KResistor_SMD:R_0603_1608MetricR17, R22, R24, R25, R26, R27, R28, R29, R30, R31, R32, R33, R34, R35, R37, R37
131KResistor_SMD:R_0603_1608MetricR1, R2, R3, R4, R5, R6, R7, R12, R13, R14, R15, R19, R36
13LEDLED_SMD:LED_0603_1608MetricD1, D2, D3, D4, D5, D6, D7, D8, D9, D10, D11, D13, D14
10BC817Package_TO_SOT_SMD:SOT-23Q1, Q2, Q3, Q4, Q5, Q6, Q7, Q8, Q9, Q10
8LOGOLOGOG***, G***, G***, G***, G***, G***, G***, G***
410KResistor_SMD:R_0603_1608MetricR16, R20, R21, R23
368KResistor_SMD:R_0603_1608MetricR9, R10, R11
3SW_PushButton_Switch_SMD:SW_Push_1P1T_XKB_TS-1187ASW1, SW2, SW3
2100nCapacitor_SMD:C_1206_3216MetricC1, C2
21N4148WTDiode_SMD:D_SOD-523D12, D15
2LM339DRE4Package_SO:SOIC-14_3.9x8.7mm_P1.27mmU8, U10
125K5Resistor_SMD:R_0402_1005MetricR18
1447KResistor_SMD:R_1206_3216MetricR8
174AHC1G86QDBVRQ1Package_TO_SOT_SMD:SOT-23-5U3
1Battery_CellBattery:BatteryHolder_LINX_BAT-HLD-012-SMTBT1
1LOGOtheBrutzler:Symbol_kurzschlussblog_20mmG***
1LOGOtheBrutzler:thebrutzler_10mm_modG***
1SYM_Arrow45_TinytheBrutzler:Symbol_kurzschlussblogSM3

The 83 most common of 109 parts.

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Questions

How big is the Lineal PCB?

It measures 420 × 30 mm and has 2 copper layers, 1.6 mm thick.

What parts does the Lineal use?

109 parts, built around the BC817 and 1N4148WT. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.

Where can I download the Lineal KiCad files?

From the theBrutzler/Lineal repository on GitHub, at the commit this page was made from: the board is Lineal/Lineal.kicad_pcb and its schematic Lineal/Lineal.kicad_sch. PCBKit opens the board in the browser, with nothing to install.

Can I use the Lineal design in my own project?

Its repository states no licence, so its author keeps all rights: ask theBrutzler before reusing the design.