PPM
(1) Pulse Position Modulation (2) Pulse Position Module (3) Pulse Position Modulation (4) Pilot Performance Measurement (5) Pilot Production Model (6) Planned Preventive Maintenance (7) Policy & Procedure Manual (8) Pounds (Mass) Per Minute (9) Primary Propulsion Manager (10) Progressive Phase Maintenance (11) Propulsion Plant Manual (12) Pulse-Position Modulation