Site Under Construction - More features coming soon!

Resistor Color Code Calculator

Convert resistor color bands into resistance values

Resistor Color Code Calculator
Convert resistor color bands into resistance values

Formula

Loading formula...

For a 4-band resistor, the first two bands represent digits (D₁ and D₂), the third band is the multiplier (M), and the fourth band indicates tolerance. The value is calculated by combining the digits and multiplying by the power of 10 indicated by the multiplier.

ADVERTISEMENT