A: A variable power supply has no disadvantage since it can replace a fix power supply. The disadvantage will rest with the additional cost to make one.
Variable dc supply is applicable in loads that are variable.
Variable DC power supply is: Variable - you can adjust it DC - direct current, electrons (electricity) flows in only one direction power supply - power supply Together, it's an adjustable one-way power supply Hope you find this useful...
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Mains electricity is nothing but main source of power in an installation. From the mains the power is then branched out to different end usage.
Power supply providing constant D.C. output voltages from variable A.C. input voltagesThe novel power supply for generating a constant d.c. voltage from a variable a.c. voltage supply line, includes a plurality of switch circuits (10, 12) which monitor voltage levels on respective secondary windings (L,M,H) of a power transformer and as voltage levels change, one of the plurality of switch circuits is selected to charge a capacitor (C1) which provides a range of d.c. voltages which are processed to provide the constant d.c. voltage.
variable dc supply are used to get desired amount of dc supply
Variable dc supply is applicable in loads that are variable.
Advantage of regulated power supply.
There are many advantages and disadvantages to expert power. One being, the power gets to their head. While it can be good by they know what they are talking about.
Advantages: X-ray and Power. Disadvantages: Genetic mutations and Cancer.
The advantages counterbalance the disadvantages so there aren't disadvantages.
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Advantages -Decisions made quickly -Cheap to run Disadvantages -nepotistic -can be paternalistic
Some advantages of power plants are clean source of energy and efficient. Disadvantages of power plants are dangerous and is difficult to dispose of waste.
You can purchase a variable DC power supply online from retailers such as Amazon. Once on the website, type "Variable D/C Power Supply" into the search field at the top of the page and press enter to bring up the items.
The advantages counterbalance the disadvantages so there aren't disadvantages.
The cheapest price the writer was able to obtain for a variable power supply was $45.45 for those customers searching in Canada. If one wants to make a home-made variable power supply, it is possible to buy all the needed parts for about $15.00