- Types:
- show 26 types...
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ammeter
a meter that measures the flow of electrical current in amperes
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electric meter, power meter
a meter for measuring the amount of electric power used
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electrometer
meter to measure electrostatic voltage differences; draws no current from the source
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fluxmeter
meter that measures magnetic flux by the current it generates in a coil
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galvanometer
meter for detecting or comparing or measuring small electric currents
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gas meter, gasometer
a meter for measuring the amount of gas flowing through a particular pipe
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gaussmeter, magnetometer
a meter to compare strengths of magnetic fields
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hodometer, mileometer, milometer, odometer
a meter that shows mileage traversed
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ohmmeter
a meter for measuring electrical resistance in ohms
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postage meter
meter for bulk mailings that imprints correct prepaid postage on pieces of mail and records the total charge
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radiometer
meter to detect and measure radiant energy (electromagnetic or acoustic)
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reflectometer
a meter that measures the reflectance of a surface
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speed indicator, speedometer
a meter fixed to a vehicle that measures and displays its speed
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taximeter
a meter in a taxi that registers the fare (based on the length of the ride)
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voltmeter
meter that measures the potential difference between two points
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volumeter
a meter to measure the volume of gases, liquids, or solids (either directly or by displacement)
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water meter
meter for measuring the quantity of water passing through a particular outlet
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astatic galvanometer
has a moving magnet and astatic coils arranged to cancel the effect of the Earth's magnetic field
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Crookes radiometer
electromagnetic radiometer consisting of a small paddlewheel that rotates when placed in daylight
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electronic voltmeter
a voltmeter whose sensitivity is increased by amplification
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machmeter
speedometer for measuring the speed of an aircraft relative to the speed of sound
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milliammeter
a sensitive ammeter graduated in milliamperes
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millivoltmeter
sensitive voltmeter that can measure voltage in millivolts
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moving-coil galvanometer
a galvanometer that is operated by the force exerted by an electric current flowing in a movable coil suspended in a magnetic field
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radiomicrometer
radiometer that is extremely sensitive
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Rayleigh disk
an acoustic radiometer consisting of a light disk suspended from a quartz thread; when exposed to a progressive sound wave its torque can measure velocity