Your comprehensive electrical engineering toolkit
Calculate voltage, current, and resistance
Decode resistor color bands
Convert capacitor markings
Calculate inductance and reactance
Calculate current distribution
Calculate voltage division
Calculate AC voltage drop in circuits
Calculate DC voltage drop in circuits
Calculate power factor correction
Calculate combined circuit values
Calculate complex impedance
Calculate PCB trace width
Decode SMD resistor codes
Design passive filters
Calculate inductive/capacitive reactance
Calculate resonant frequency
Calculate charging parameters
Calculate solar power requirements
Calculate backup time and capacity
Calculate electrical power
Calculate motor power and torque
Design power transformers
Calculate turns ratio and voltages
Calculate fault currents
Calculate LED series resistor
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