Some articles on power processing, power:
... Power processing units (PPUs) are circuit devices that convert an electricity input from a utility line into the appropriate voltage and current to be used for the device in question ... much more efficient, since the use of linear amplifiers results in much power loss due to the use of a resistor to change the voltage and current ... In the context of spacecraft, the power processing unit (PPU) is a module containing the electrical subsystem responsible for providing electrical power to other parts of the ...
Famous quotes containing the word power:
“A state that denies its citizens their basic rights becomes a danger to its neighbors as well: internal arbitrary rule will be reflected in arbitrary external relations. The suppression of public opinion, the abolition of public competition for power and its public exercise opens the way for the state power to arm itself in any way it sees fit.... A state that does not hesitate to lie to its own people will not hesitate to lie to other states.”
—Václav Havel (b. 1936)