Position & Heading
GPS, gyrocompass, magnetic compass, speed log, echo sounder, and heading sensors.
402 models
Echo Sounder
2 models
Depth measurement sounder for under-keel clearance and navigation safety.
GPS / DGPS
2 models
Global Positioning System / Differential GPS receiver for primary position fixing.
GPS Receiver
84 models
GPS/GNSS
3 models
GPS/GNSS Receiver
20 models
Gyrocompass
141 models
North-seeking gyroscopic compass for heading reference. IMO-required on SOLAS vessels.
Magnetic Compass
64 models
Backup compass independent of electrical power. SOLAS mandatory.
Magnetic Compass (TMC)
6 models
Rate of Turn Indicator
9 models
Instrument displaying vessel rate of turn. Required for certain vessel sizes.
Speed Log
58 models
Speed Log (Correlation)
3 models
Speed Log (Doppler / EM)
3 models
Doppler or electromagnetic speed log for measuring vessel speed through water and over ground.
Speed Log (Doppler)
7 models