About: How to build a simple device that turns off external appliances when your computer shuts down   Sponge Permalink

An Entity of Type : owl:Thing, within Data Space : 134.155.108.49:8890 associated with source dataset(s)

This very simple circuit will turn off anything when you shutdown your computer. It works by using the power of the usb port to turn on a relay. When your computer is off the usb port has no power and the relay opens the circuits to the devices that are plugged in.

AttributesValues
rdfs:label
  • How to build a simple device that turns off external appliances when your computer shuts down
rdfs:comment
  • This very simple circuit will turn off anything when you shutdown your computer. It works by using the power of the usb port to turn on a relay. When your computer is off the usb port has no power and the relay opens the circuits to the devices that are plugged in.
dcterms:subject
dbkwik:how-to/prop...iPageUsesTemplate
Age
  • 12(xsd:integer)
Difficulty
  • easy
Cost
  • 20(xsd:integer)
Time
  • 30m
abstract
  • This very simple circuit will turn off anything when you shutdown your computer. It works by using the power of the usb port to turn on a relay. When your computer is off the usb port has no power and the relay opens the circuits to the devices that are plugged in.
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