What does CADF stand for?

Cadillac Fabrication - NCIC trailer make code

Cathode-Ray Tube Automatic Direction Finding (IEEE)

Central Air Defense Force

Commutated Aerial (or Antenna) Direction Finder (SAUS)

Commutated Antenna Direction Finder (IEEE)

Computer-Aided Design and Fabrication (MCD)

Contract Administration Data File - DoD (AFM)

Contract Administrative Data File (SAUS)

Commutated Antenna Direction Finder (AD)