4 layers35.5 × 14.5 mm
Complete v1.0
drpykachu/Sonar-Watch
A self-designed, home-made watch intended to tell time in a funky and unique way!
225 parts23
2 layers60 × 40 mm
FullGrid
drpykachu/Sonar-Watch23A self-designed, home-made watch intended to tell time in a funky and unique way!
- Size
- 60 × 40 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 202
- Nets
- 16
- Pads
- 418
- Tracks, vias
- 821, 104
- Routed
- Yes
- KiCad
- KiCad 9.0 (file 20241229)
- Created
- 6 May 2025
- Updated
- 15 Jan 2026
Overview
FullGrid is an open-source printed circuit board by drpykachu, from the drpykachu/Sonar-Watch repository on GitHub. It is a 2-layer board of 60 × 40 mm with 202 parts on 16 nets, routed with 821 tracks and 104 vias.
Its parts include 201 diodes and 1 connector.
README
README.mdSonar Watch
Hello all!
This project is inspired by something that I wanted to buy, but could not find online - so I decided to make it.
When the button is pressed, the watch sends out a "ping" to find the location of the hour (inner radial dot) and minute (outer radial dot), thus telling the time.
Parts
202| Qty | Value | Footprint | References |
|---|---|---|---|
| 201 | WL-SMCC_0402 | WL-SMCC_0402:WL-SMCC_0402 | D1, D10, D11, D100, D101, D102, D103, D104, D105, D106, D107, D108, D109, D110, D111, D112 +185 |
| 1 | Conn_01x16 | Connector_PinHeader_1.00mm:PinHeader_1x16_P1.00mm_Vertical | J1 |
Questions
How big is the FullGrid PCB?
It measures 60 × 40 mm and has 2 copper layers, 1.6 mm thick.
What parts does the FullGrid use?
202 parts. 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 FullGrid KiCad files?
From the drpykachu/Sonar-Watch repository on GitHub, at the commit this page was made from: the board is Hardware/Previous Models/Matrix v1.0/FullGrid.kicad_pcb and its schematic Hardware/Button v1.0/Button_Breakout.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Can I use the FullGrid design in my own project?
Its repository states no licence, so its author keeps all rights: ask drpykachu before reusing the design.
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