Alternating Current "AC" & Direct Current "DC"
two types, idiot
DC Power is Direct Current Power Supply.
ferro-resonant power supply?
That would depend on the power supply.
The UPS uses batteries to supply power when you have a power failure. There are two main types 1) Switched where the voltage is not applied until the power company voltage is removes and 2) continuous where batteries are continually being charged and running an inverter to supply AC. A generator takes several seconds to come to speed after a power failure is detected. Hence a generator is fine for things like lighting and house hold appliances, but not for computers if you value your data. In an optimum system a UPS may be backed up by a generator since the batteries in an UPS typically are not designed to provide backup power for a long period.
usb and firewire
Usb and firewire
USB and FireWire
Power supplies can supply AC or DC current.
stanby device and a inline device.
AT Power Supply - still in use in older PCs.ATX Power Supply - commonly in use today.ATX-2 Power Supply - recently new standard.
the power supply is tracked by two's.
If it as a 20 or 24 pin connector and a 4 pin connector then it is a ATX power supply.
Answer for countries in Europe and other world areas running a 50 Hz supply service.AC power supply is 230 v supply used in our homes for switching on fans, bulbs etc. where as DC power supply is used for switching on our laptops, charging our mobiles phones, i pods etc.
the two main types of uninterpretable power supplies are: universal and uncompliant
A dual power supply refers to a system that provides two separate power sources to a device or circuit. This setup offers redundancy and can help improve reliability in case one power source fails. It is commonly used in critical systems where uninterrupted power supply is necessary.
See discuss.