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Analog instrument vs Digital instrument-Difference between Analog instrument and Digital instrument

This page compares analog instrument vs digital instrument and mentions difference between analog instrument and digital instrument.

Analog instrument

analog instrument

Definition: The instrument which gives output that varies continuously as quantity to be measured is known as analog instrument.

EXAMPLE of analog instruments:
• Deflection type pressure gauge.
• Thermocouple as shown in figure-1 which gives analog signal as output.
• Analog Multimeter

Digital instrument

digital instrument

Definition: The instrument which gives output that varies in discrete steps and only has finite number of values is known as digital instrument.

EXAMPLE of analog instruments:
• Revolution Counter: rotating shaft of it produces a digital signal as shown in figure-2.
• Digital Multimeter

What is difference between or comparison between

Following links mention difference or comparison between various equipments and terms:
comparison between SPI and I2C
difference between PXI and PCI
Microscope vs Telescope
Amplitude Modulation vs Angle Modulation
difference between modem and router
Air Fuel Ratio Sensor vs O2 Sensor
Radiometer vs Spectrometer vs Spectroradiometer
Clamp meter vs digital multimeter
Colorimeter vs Spectrophotometer
difference between Prism and Grating
difference between Venturi meter and Orifice meter
difference between Lux and Lumens

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