Output devices

Potato
Mind Map by Potato , updated more than 1 year ago
Potato
Created by Potato over 6 years ago
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Resource summary

Output devices
  1. CRT monitors (Cathode Ray Tube)
    1. produce high quality image
      1. better viewing angle
        1. heavy
          1. consume more power
            1. causes headaches and eyesight problems
            2. TFT monitors (Thin Film transistor)
              1. light weight
                1. made up of thousands of tiny pixels
                  1. consume lesser power compared to CRT monitor
                    1. limited viewing angle
                      1. definition not that good
                        1. cheaper to buy
                        2. LED monitor (Light Emitting Diodes)
                          1. consume less power
                            1. thinner
                              1. better picture quality
                                1. Expensive
                                  1. emits light when an electric current passes through it
                                    1. might shift colours
                                      1. longer lifespan
                                      2. Laser printers
                                        1. fast high quality high volume printing
                                          1. emit little sound
                                            1. expensive to buy and maintain
                                              1. cost effective as toner cartridges lasts for long time
                                                1. bulky
                                                2. Inkjet printer
                                                  1. cheaper to buy than laser printers
                                                    1. high quality low volume printing
                                                      1. able to produce good photos
                                                        1. slow printing
                                                          1. lightweight
                                                            1. expensive to maintain
                                                            2. Dot Matrix printer
                                                              1. a type of impact printer, printhead presses against an inked ribbon
                                                                1. produce carbon copies
                                                                  1. very cheap to buy and maintain
                                                                    1. very noisy
                                                                      1. very slow
                                                                        1. poor quality
                                                                        2. Wide format printer
                                                                          1. support maximum roll width of 18-100 inches
                                                                            1. used to print banners, construction plans
                                                                              1. can print documents of large dimensions
                                                                                1. less time consuming
                                                                                  1. expensive
                                                                                    1. bulky
                                                                                      1. not able to print on small paper
                                                                                      2. 3D printer
                                                                                        1. thin layers of fine powder bond together to build up a 3D model
                                                                                          1. powders can be re-used
                                                                                            1. can custom objects to get a better idea of the end product
                                                                                              1. expensive to buy
                                                                                                1. slow to produce product
                                                                                                  1. end product might not be how it intends to be
                                                                                                  2. Multimedia projector
                                                                                                    1. allows large number of people to view the content on the large screen
                                                                                                      1. display audio or visual media on a large screen
                                                                                                        1. used for presentations
                                                                                                          1. expensive to buy
                                                                                                            1. lower image quality
                                                                                                            2. Actuators

                                                                                                              Annotations:

                                                                                                              • switch on or off
                                                                                                              1. Motors
                                                                                                                1. used in many domestic appliances
                                                                                                                2. Buzzers
                                                                                                                  1. used in burglar alarm system
                                                                                                                  2. Heater
                                                                                                                    1. used in water heaters, washing machines
                                                                                                                      1. warm the surroundings
                                                                                                                      2. Light
                                                                                                                        1. used for security light
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