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4 layers351.8 × 100.3 mmStensgrind pcb, the printed circuit board in 3D

Stensgrind pcb

Deltaphish/stensgrind

Split keyboard based on Corne layout

Size
351.8 × 100.3 mm
Copper layers
4
Thickness
1.6 mm
Parts
186
Nets
145
Pads
748
Tracks, vias
1,298, 122
Pours
4
Routed
Yes
KiCad
KiCad 9.0 (file 20241229)
Created
13 Feb 2026
Updated
21 Feb 2026

Overview

Stensgrind pcb is an open-source printed circuit board by Deltaphish, from the Deltaphish/stensgrind repository on GitHub, published under the MIT licence. It is a 4-layer board of 351.8 × 100.3 mm with 186 parts on 145 nets, routed with 1,298 tracks and 122 vias.

It is built around the CAHCT1G125QDCKRQ1 and ISO1050DUB. Its parts include 52 ICs, 47 diodes, 46 switches, 11 resistors and 6 connectors. It belongs with the keyboards and input boards and the AVR (ATmega, ATtiny) boards of this library.

Main components

2

README

README.md

Stensgrind

Split keyboard with Corne layout, WIP

bild

Parts

186
QtyValueFootprintReferences
464492DEV_18288:LED_4492U10, U11, U12, U13, U14, U15, U16, U17, U18, U19, U20, U21, U22, U23, U24, U25 +30
46DDiode_THT:D_DO-35_SOD27_P10.16mm_HorizontalD1, D2, D10, D11, D12, D13, D14, D15, D16, D17, D18, D19, D20, D21, D22, D23 +30
46SW_PUSHkbd:keyswitch_cherrymx_hotswap_1uSW1, SW2, SW10, SW11, SW12, SW13, SW14, SW15, SW16, SW17, SW18, SW19, SW20, SW21, SW22, SW23 +30
8100kResistor_SMD:R_1206_3216Metric_Pad1.30x1.75mm_HandSolderR1, R2, R4, R5, R6, R8, R9, R10
60.5mmPCM_SparkFun-Connector:TestPoint-0.5mmTP1, TP2, TP3, TP13, TP14, TP17
40.1ufCapacitor_SMD:C_0805_2012Metric_Pad1.18x1.45mm_HandSolderC1, C2, C3, C4
4500Resistor_SMD:R_1206_3216Metric_Pad1.30x1.75mm_HandSolderR_LED_DATA_1, R_LED_DATA_2, R_LED_DATA_3, R_LED_DATA_4
4MountingHole_2.2mm_M2MountingHole:MountingHole_2.2mm_M2MNT 3, MNT 3, MNT 3, MNT 4
4MountingHole_3.2mm_M3MountingHole:MountingHole_3.2mm_M3MNT 1, MNT 1, MNT 2, MNT 2
3Conn_01x04_PinConnector_PinSocket_2.54mm:PinSocket_1x04_P2.54mm_VerticalJ1, J4, J6
2120Resistor_SMD:R_1206_3216Metric_Pad1.30x1.75mm_HandSolderR3, R7
2BoardPCM_kikit:BoardLEFT, RIGHT
2CAHCT1G125QDCKRQ1DEV_18288:DCK5U2, U29
2ISO1050DUBPackage_SO:SOP-8_6.62x9.15mm_P2.54mmU26, U28
2ProMicro_rkbd:ProMicroU1, U27
2SERIAL_01Connector_PinSocket_2.54mm:PinSocket_1x03_P2.54mm_VerticalJ2, J5
1DISPLAY_01Connector_PinSocket_2.54mm:PinSocket_1x04_P2.54mm_VerticalJ3
1LEDLED_SMD:LED_1206_3216MetricD47
1RResistor_SMD:R_1206_3216Metric_Pad1.30x1.75mm_HandSolderR11

Questions

How big is the Stensgrind pcb PCB?

It measures 351.8 × 100.3 mm and has 4 copper layers, 1.6 mm thick.

What parts does the Stensgrind pcb use?

186 parts, built around the CAHCT1G125QDCKRQ1 and ISO1050DUB. 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 Stensgrind pcb KiCad files?

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

Can I use the Stensgrind pcb design in my own project?

Its repository publishes it under the MIT licence: you may reuse it on that licence's terms (keep the author's notice, and for a copyleft licence share your changes alike).

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