- Star Trek: The Motion Picture
- Star Trek II: The Wrath of Khan
- Star Trek III: The Search for Spock
- Star Trek IV: The Voyage Home
- Star Trek V: The Final Frontier
- Star Trek VI: The Undiscovered Country
- Star Trek Generations
Mechanism that generates low-level Eichner radiation, a form of energy that stimulates growth in some types of plasma plague strains. Such an inverter is not part of the normal inventory of a Galaxy-class starship.