APPLIANCE AND POWER SUPPLY THEREFOR
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United States of America Patent
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Issued Date -
Jan 22, 2009
app pub date -
Jul 18, 2008
filing date -
Jul 20, 2007
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A power supply having an input, a rectifier, a voltage dropping resistor coupled in the circuit to provide a voltage drop between the input and an output of the power supply, a smoothing circuit having at least two capacitors to stabilise the output voltage, whereby a switching network switches the capacitors between a first configuration with a first effective voltage rating, and a second configuration with a second effective voltage rating.
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