Electronic devices include televisions, DVD players, laptops, desktop computers, mobile phones, iPods, iPads, cameras, fans, ovens, washing machines, game consoles, printers and radios. An electronic device is a device that accomplishes its purpose electronically. Each device is instrumentally invented for a specific purpose.
Electronics involve electrical circuits composed of active electrical components including vacuum tubes, transistors, diodes and integrated circuits, related passive electrical components and interconnection technologies. More types of electronic devices include answering machines, beepers or pagers, defibrillators, video displays, dongles, doublers, multiplexes, trackballs, artificial pacemakers and monitors.
An answering machine is a device that answers the telephone and records messages. A generator is an electronic device used for producing a signal voltage. A digital scanner, or image scanner, is an electronic device that generates a digital representation of an image for data input to a computer. A trackball is an electronic device consisting of a routable ball in housing. It is used to position the cursor and move images on computer screen.
There are electronic devices associated with a specific field. For instance, some of the electronic medical devices include heart monitors, heart pacemakers, insulin pumps, nebulizers, portable oxygen concentrators, sleep apnea machines and respiratory ventilators. Other electronic devices include electronic or digital watches, global position system receivers, calculators, noise reduction headphones, pagers, tablets, electric shavers and e-readers.