Radio direction-finding
Robert Melotti
Radio beacon
Radar reflector
Radar reflector
Radar reflector
Racon
Racon
Racking seizing
Racing flag
Racing flag
Racing flag
Race
Race
R – Romeo (phonetic)
R - Romeo (phonetic)
Quick flashing light
Quick flashing light
Quarter knee
Quarter knee
Quarter badge
Quarter badge
Quarter
Quarter
Quant
Quant
Quadrantal error
Quadrantal error
Quadrant
Quadrant
Q – Q Flag
Q - Q Flag
Parallel rules
Parallel rules
Parallel
Parallel
Palm
Palm
Painter
Painter