Voltage and current regulator calculator
Given the values of both resistors and the type of regulator, calculates the output voltage or current of a linear regulator, both in voltage and current regulation mode.
Resistive divider calculator
Given the value of two series resistors and an input voltage, it calculates the output voltage of a resistive divider.
RC filter calculator
Given the values of the resistor and capacitor, calculates the cutoff frequency of an RC series passive filter.
LED resistor calculator
Given the type of LED and the voltage of a power supply, calculates the required resistor to connect it.