4 layers35 × 42.5 mm

Bluetooth Channel Sounding Tag
JaphD/Phasetag
Compact nRF54L15 Bluetooth Channel Sounding tag with dual PCB antennas, motion sensing, and rechargeable power management. Designed in KiCad 10.
71 parts
Open-source boards designed in KiCad by JaphD on GitHub, from 2 repositories. A board’s address here is its repository’s there.

JaphD/Phasetag
Compact nRF54L15 Bluetooth Channel Sounding tag with dual PCB antennas, motion sensing, and rechargeable power management. Designed in KiCad 10.

JaphD/USB-C-PD-Smart-Power-Supply
A compact STM32-controlled USB-C Power Delivery supply providing selectable 5 V, 9 V, 12 V, and 20 V outputs up to 3 A.