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