Can someone explain what the symbols circled in red are for?

Welcome to /r/PCB!
Can I place this capacitive touch surface over this capacitor?

Welcome to /r/PCB!
Can someone explain what on Earth happened here??
/r/3DPrinting is a place where makers of all skill levels and walks of life can learn about and discuss 3D printing and development of 3D printed parts and devices.
Rate my PCB
Welcome to /r/PCB!
Rate my PCB
A place to ask questions, discuss topics and share projects related to Electrical Engineering.
good HOTAS setup for F15 or F22?
HOTAS (hands on throttle and sticks) > Reviews > Sales > DIY > Pictures > Q&A > Tutorials and everything HOTAS related.
Tried printing a helmet stand....
/r/3DPrinting is a place where makers of all skill levels and walks of life can learn about and discuss 3D printing and development of 3D printed parts and devices.
(FOLLOW UP) How to run Star Wars Squadrons on MacOS with Crossover (Possibly other games with EAC aswell)
The home for gaming on Mac machines! Here you will find resources, information, and a great community of gamers.
Star Wars Squadrons won't run, crashes on Easy Anti-Cheat Launch
The home for gaming on Mac machines! Here you will find resources, information, and a great community of gamers.
Will editing my save file for a challenge run get me softbanned?
A community dedicated to Dark Souls I, game released for PC, PlayStation 3 and 4, Xbox 360/One, and Switch (Remastered).
Is there a way to reset all npcs to their default locations?
The Fallout Network's Subreddit for everything Fallout 4 . From builds and Settlements, to game-play and mods, get your Fallout 4 experience here!