2 layers30.5 × 22.5 mm

Retro Bubble LED Watch
xJacksee/Retro_Bubble_LED_Watch
Retro wrist watch built with ATMega328PB uC and HP 5082-7415 obsolete LED 7-segment display
24 parts3MIT
Open-source boards designed in KiCad by xJacksee on GitHub, from 2 repositories. A board’s address here is its repository’s there.

xJacksee/Retro_Bubble_LED_Watch
Retro wrist watch built with ATMega328PB uC and HP 5082-7415 obsolete LED 7-segment display

xJacksee/SIM808_Portable_GPS_Receiver
Easy to operate portable GPS device based on popular SIM808 module with custom antenna and data analysing software with GUI.

xJacksee/SIM808_Portable_GPS_Receiver
Easy to operate portable GPS device based on popular SIM808 module with custom antenna and data analysing software with GUI.