What is a variable voltage supply?
A variable power supply is one which includes some means for the user to easily adjust the output voltage and sometimes the current. Adjustment is most often accomplished with a potentiometer, but may also be done with an analog control voltage, a digital input, an autotransformer, etc.
What is variable AC voltage?
The power supply uses switches to change voltage when the transformer has multiple windings or taps. In other situations you use a variable transformer or adjustable autotransformer (also known as a variac) to change the voltage.
How do you find variable AC voltage?
A voltage controller, also called an AC voltage controller or AC regulator is an electronic module based on either thyristors, TRIACs, SCRs or IGBTs, which converts a fixed voltage, fixed frequency alternating current (AC) electrical input supply to obtain variable voltage in output delivered to a resistive load.
What does a variable power supply do in a circuit?
Variable Power Supply Circuit. The variable power supply circuit is equipped with an adjustable voltage regulator to adjust the output according to the output. An adjustable voltage regulator has line regulation and load regulation.
What voltages are supplies by the power supply on your system?
The typical voltages supplied are: 3.3 volts 5 volts 12 volts
What voltage is supplied to my house?
In most homes, the standard household voltage is 120 volts. The power company supplies two, 120-volt cables, or legs, of electrical current to your home. Where large appliances requiring 240-volt service appear in your home, an electrician has married the two cables for a specific outlet to provide the added voltage.
What is a variable power supply?
A variable power supply is a regulator that electricians and electrical project hobbyists use to test the capacity of voltage for any project they may have completed. The power supply is used as a gauge to make sure the piece of work the person has completed is able to withstand certain amounts…