RLSD

AcronymDefinition
RLSDRemote Line Signal Detect
RLSDReceived Line Signal Detector
RLSDReceived Line Signal Detect (signal line)
RLSDRandom Lake School District (Wisconsin)
RLSDRichard Lees Steel Decking (Derbyshire, East Midlands, England, UK)
RLSDRigid-Lock Stack Down (subsea drilling system)
RLSDRed Lake School District (Red Lake, MN)
RLSDResearch and Laboratory Services Division (United Kingdom)