Automatic Direction Finder (ADF) for Flight Simulation

Automatic Direction Finder (ADF) instrument.

Can be used for flight simulator. Can be controlled with MobiFlight.

It is compatible to mrusk's Modular Cockpit 

Material needed:
2 Screws M3x6
2 Screws M3x10 
4 Screws M4x10
4 Screws M4x20
1 EC11 Encoder (20 mm or 15 mm version; please print the respective files)
2 Stepper 28BYJ-48 (plus driver board)

Depending on the EC11 encoder type you use, print the appropriate files (15 mm or 20 mm length). The “tool” is used to fix the encoder to the encoder holder.