Soil probe
GewoonMaarten·soil-sensor·devices/soil-sensor/hardware/v1/soil_probe.kicad_pcb
About the Soil probe PCB
Soil probe is an open source PCB design by GewoonMaarten, published on GitHub. It is a 2-layer board measuring 15 × 117 mm, with 7 components from 6 distinct parts.
Other key parts include the FDC1004. By type, the board carries 2 ICs, 2 capacitors, 2 resistors and 1 connector.
It belongs with the sensors designs in this gallery.
From the project
Schematic and PCB for a capacitive soil moisture sensor 🌱.
See latest release for schematic and gerbers.

Main components on the Soil probe
Soil probe bill of materials (BOM)
7 components, 6 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | ~ | SoilPad_03_SHLD | U2 |
| 1 | FDC1004 | FDC1004DS | U4 |
| 1 | Conn_01x04 | PinHeader_1x04_P2.54mm_Vertical | J1 |
| 1 | 1uF | C_0603_1608Metric | C1 |
| 1 | 100nF | C_0603_1608Metric | C2 |
| 2 | 1K | R_0603_1608Metric | R1, R2 |
Soil probe design files
The KiCad project lives in the GewoonMaarten/soil-sensor repository on GitHub; these links point at the commit this page was built from.
Soil probe: common questions
How big is the Soil probe PCB?
The Soil probe measures 15 × 117 mm, has 2 copper layers and is 1.579 mm thick.
How many components are on the Soil probe?
7 components, from 6 distinct parts. The full bill of materials is listed on this page.
Where can I download the Soil probe design files?
From the GewoonMaarten/soil-sensor repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the Soil probe design in my own project?
The repository has no license, so all rights stay with GewoonMaarten. Use it as a reference, and ask the author before reusing the design.
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