2 layers88 × 88 mm
Acoustic levitation main
leastrobino/acoustic-levitation
Mirror of GitLab repository, all issues and pull requests should be created there.
68 parts21
Boards using the MA40S4S
5 boardsBoards in 4 GitHub repositories, designed in KiCad, that use the MA40S4S by Murata (-40℃~+85℃ 40kHz Receiver - Ultrasonic Receivers, Transmitters ROHS). See how each wires it, with its parts, size, README and files; the MA40S4S’s symbol, footprint and pinout are on its own page.
- 2 layers47.9 × 92.3 mm
- 2 layers98.8 × 30 mm
Acoustic levitation wing
leastrobino/acoustic-levitation
Mirror of GitLab repository, all issues and pull requests should be created there.
22 parts21 - 70 × 40 mm
Silent symphony
jayis1/hacker-devices
Full-cycle hardware designs for security research devices — each device is a subfolder with its own README, schematics, PCB layout, and software stack
27 parts2 - 4 layers
DA37 head C
Fairank/WhisperTorch
声束手电 · A directional-audio engineering prototype with editable KiCad PCBs, a serviceable 3D-printable enclosure and ESP32/Pico firmware. Source-available for noncommercial use; range targets remain unverified.
82 parts