Electronics Calculators

A Resistor Series Parallel Calculator calculates the equivalent resistance of resistors connected in series or parallel networks. Electronics technicians, electrical engineers, maintenance professionals, circuit designers, students, and hobbyists can use it to combine resistor values and determine the total resistance seen by a power source or another part of a …

An Inductor Calculator calculates key electrical values for inductors, including inductive reactance, stored magnetic energy, the RL time constant, equivalent series inductance, and equivalent parallel inductance. Electronics engineers, electricians, automation technicians, maintenance professionals, circuit designers, and students can use it to evaluate inductors in AC circuits, filters, power supplies, relay …

A Capacitor Calculator helps electronics technicians, electrical engineers, maintenance professionals, automation specialists, and students calculate key capacitor values without having to perform manual calculations. It can determine capacitance, stored charge, stored energy, capacitive reactance, RC time constant, and the equivalent value of capacitors connected in series or parallel. Capacitors are …

An LED Resistor Calculator helps electronics technicians, electrical engineers, automation professionals, students, and hobbyists select a suitable current-limiting resistor for an LED circuit. It uses the supply voltage, LED forward voltage, desired forward current, and number of LEDs to calculate the required resistance and minimum resistor power dissipation. A standard …

A Resistor Color Code Calculator helps electronics technicians, electrical engineers, automation professionals, students, and hobbyists decode the resistance value represented by colored bands on an axial resistor. By selecting the number of bands and their colors, the calculator determines resistance, multiplier, tolerance, and, where applicable, temperature coefficient. Resistor color bands …