List of sensors

 

Acoustic, sound, vibration:

Geophone
Hydrophone
Lace Sensor a guitar pickup
Microphone
Seismometer
Automotive, transportation:
Air & fuel ratio meter
Blind spot monitor
Crankshaft position sensor
Curb feeler, used to warn driver of curbs
Defect detector, used on railroads to detect axle and signal problems in passing trains
Engine coolant temperature sensor, or ECT sensor, used to measure the engine temperature
Hall effect sensor, used to time the speed of wheels and shafts
MAP sensor, Manifold Absolute Pressure, used in regulating fuel metering.
Mass flow sensor, or mass airflow (MAF) sensor, used to tell the ECU the mass of air entering the engine
Oxygen sensor, used to monitor the amount of oxygen in the exhaust
Parking sensors, used to alert the driver of unseen obstacles during parking manoeuvres
Radar gun, used to detect the speed of other objects
Speedometer, used measure the instantaneous speed of a land vehicle
Speed sensor, used to detect the speed of an object

Chemical:
Breathalyzer
Carbon dioxide sensor
Carbon monoxide detector
Catalytic bead sensor
Chemical field-effect transistor
Electrochemical gas sensor
Electronic nose
Electrolyte, insulator & semiconductor sensor

Electric current, electric potential, magnetic, radio:
Current sensor
Electroscope
Galvanometer
Hall effect sensor
Hall probe
Magnetic anomaly detector
Magnetometer

MEMS magnetic field sensor

Environment, weather, moisture, humidity:
Actinometer
Bedwetting alarm
Ceilometer
Dew warning
Electrochemical gas sensor
Fish counter
Frequency domain sensor
Gas detector
Hook gauge evaporimeter

Flow, fluid velocity:
Air flow meter
Anemometer
Flow sensor
Gas meter
Mass flow sensor
Water meter

Ionizing radiation, subatomic particles:
Bubble chamber
Cloud chamber
Geiger counter
Neutron detection
Particle detector
Scintillation counter
Scintillator
Wire chamber

Navigation instruments:
Air speed indicator
Altimeter
Attitude indicator
Depth gauge
Fluxgate compass
Gyroscope
Inertial navigation system