Here is the full list of all 15 The Signal State achievements.
Complete all required and all optional puzzles.
Solve Drone Processor without using any Signal Delays.
Solve Drone Pathfinder without using any Signal Delays.
Solve Radio Amplification Circuit without using any logic modules.
Solve Signal Delay Implementation trivially.
Solve Logic Test without any logic modules.
Solve Min and Max Redesign trivially.
Finish the story.
Solve Optimized Signal Repeater in an extremely efficient manner.
Finish Act 2.
Solve Power Regulator using a maximum of 1 VCA.
Finish Act 1.
Create an infinite loop.
Record a GIF.
Complete the tutorial.