Your study of electronics will have concentrated on the devices in your life that use electronics. Although there is a wide variety of devices which use electronics to do different jobs, they have some things in common. This revision bite includes the subject areas: input-process-output, analogue and digital outputs.
Work through them all or go to the ones that interest you. You may wish to print a hard copy for your reference.
No matter what the job of any electronic device, however simple or complicated it is, it can be thought of as three linked parts - input, process, output.
You may have seen this as a block diagram.
The input part takes in energy of some form and produces an electrical signal. The process part works on the electrical signal as necessary. The output part produces a suitable energy output from the processed electrical signal. A radio receiver has the following input-process-output parts:
1 What are the three parts of an electronic thermometer?
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