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Resistor Color Code Decoder

Enter resistor color bands to instantly determine resistance and tolerance values. Supports standard 3 and 4-band resistor markings.

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Inputs

Set assumptions

Manual run

Color bands

Result

Ready when values are complete

Fill the required fields, then run the calculator to see the payoff.

Assumptions

Color bands: brown, black, red, gold

Recent inputs

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What this tool does

Resistor Color Code Decoder helps you enter resistor color bands to instantly determine resistance and tolerance values. Supports standard 3 and 4-band resistor markings.

What you get

Resistor Color Code Decoder produces a direct output in this page and keeps all processing on your device, with nothing uploaded to our servers.

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