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Published byKelly Gallagher Modified over 9 years ago
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Resistance Color Code Electronics 1 CVSD
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Resistance Color Codes Most resistors are too small to print legible resistance values & tolerances on. A color coding system was developed to simplify resistor identification. This code is usually only used for carbon & film resistors. Other resistors will have a printed/ stamped value.
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Color Code Chart
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Calculating Resistance Calculate the resistance and tolerance for the given resistor 3.2KΩ +/- 10% Orange Red RedSilver
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Calculating Resistance Calculate the resistance and tolerance for the given resistor 12KΩ +/- 10% Brown Red Orange Silver
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Calculating Resistance Calculate the resistance and tolerance for the given resistor 53MΩ +/- 10% Green Orange Blue Silver
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Calculating Resistance Calculate the resistance and tolerance for the given resistor 3.2KΩ +/- 5% Orange Red Red Gold
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Review Why do we use the resistance color code? What types of resistors use this code/ why? What is the resistance/ tolerance of this resistor? 9KΩ +/- 10%
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