What does RASCAL stand for?

Random Access Secure Communications Antijam Link

Random Access Sequence Communications Antijam Link (SAUS)

Remote Airborne Sensing Computer Analysis Link (SAUS)

Responsive Access, Small Cargo and Affordable Launch

Rotorcraft/Aircrew Systems Concepts Airborne Laboratory - Military technology (DDF)

Royal Aircraft Establishment Sequence Calculator - British (DEN)

Rudimentary Adaptive System for Computer-Aided Learning (PDAA)