Physics for IGCSE & O level - Rays And Waves (Section 1 - No. 45)
What are the main advantages of using digital signals for communication?
They are less prone to noise.
They can be amplified and improved by regenerators.
They use less power.
They have a better quality of sound
คำอธิบาย
Digital signals are less prone to noise, easier to amplify and have a good quality.