RedCrab online calculator for calculating electrical values

Alternating voltage values Alternating voltage and time Frequency and wavelength Alternating voltage value and angle frequency and periodic time

Total resistance of a resistor in parallel Series resistance for a voltmeter Parallel resistance for an ampere meter Voltage divider Loaded voltage divider Pi Attenuator T Attenuator

Reactance of a coil RL cutoff frequency RL differentiator RL highpass filter RL lowpass filter RL series circuit RL parallel circuit Transformer

Resonant frequency f0 calculator Resistors-capacitors-inductors series circuit Resistors-capacitors-inductors parallel circuit Resonance of RCL parallel circuit Resonance of RCL series circuit

more electrical functions are under construction

LED resistor