Appendix B - Acronyms and Abbreviations

PARL—parallel R PAT—pattern RAIL—runway alignment indicator lights PATWAS—Pilots Automatic Telephone Weather Answering RAMOS—remote automatic meteorological observing Service system PAX—passenger RAPCO—radar approach control (USAF) PBCT—proposed boundary crossing time RAPCON—radar approach control (FAA) PBRF—pilot briefing RATCC—Radar Air Traffic Control Center PBX—private branch exchange RATCF—Radar Air Traffic Control Facility (USN) PCA—positive control airspace RBC—rotating beam ceilometer PCL—pilot controlled lighting RBDPE—radar beacon data processing equipment PCM—pulse code modulation RBSS—Radar Bomb Scoring Squadron PD—Pilot Deviation RCAG—remote communications air/ground facility PDAR—preferential arrival and departure route RCC—Rescue Coordination Center PDC—pre-departure clearance; program designator code RCCC—Regional Communications Control Centers PDN—Public Data Network RCF—Remote Communication Facility PDR—preferential departure route RCIU— Remote Control Interface Unit PERM—permanent/permanently RCL— runway centerline; radio communications link PFC—passenger facility charge RCLL—runway centerline light system PGP—planning grant program RCLR—RCL repeater PIC—principal interexchange carrier RCLT—RCL terminal PIDP—programmable indicator data processor RCO—remote communications outlet PIREP—pilot weather report RCU—remote control unit PJE—parachute jumping exercise RDAT—digitized radar data PLA—practice low approach RDP—radar data processing PLW—plow/plowed RDSIM—runway delay simulation model PMS—program management system REC—receive/receiver PNR—prior notice required REIL—runway end identifier lights POLIC—police station RELCTD—relocated POP—point of presence REP—report POT—point of termination RF—radio frequency PPIMS—personal property information management system RL—General Aviation Reliever Airport PPR—prior permission required RLLS—runway lead-in lights system PR—primary commercial service airport RMCC—Remote Monitor Control Center PREV—previous RMCF—Remote Monitor Control Facility PRI—primary rate interface RML—radio microwave link PRM—precision runway monitor RMLR—RML repeater PRN—pseudo random noise RMLT—RML terminal PROC—procedure RMM—remote maintenance monitoring PROP—propeller RMMS—remote maintenance monitoring system PSDN—public switched data network RMNDR—remainder PSN—packet switched network RMS—remote monitoring subsystem PSR —packed snow on runway(s) RMSC—remote monitoring subsystem concentrator PSS—packet switched service RNAV—area navigation PSTN—public switched telephone network RNP—required navigation performance PTC—presumed-to-conform ROD—record of decision PTCHY—patchy ROSA—report of service activity PTN—procedure turn ROT—runway occupancy time PUB—publication RP—restoration priority PUP—principal user processor RPC—restoration priority code PVC—permanent virtual circuit RPG—radar processing group PVD—plan view display RPLC—replace PVT—private B-9