Red Black Brown Gold — 200 Ω

Read left to right, starting from the end where the bands are grouped. The gold band is the tolerance and always sits alone at the far end.

What each band says

In a circuit

Surface-mount marking for the same value: 201.

If you misread one band

Brown and red, or orange and red, are easy to confuse under a desk lamp. These are the codes one band away from this one.

• Brown Black Brown100 Ω
• Red Black Black20 Ω
• Red Black Red2 kΩ
• Red Black Orange20 kΩ
• Red Black Gold2 Ω
• Red Brown Brown210 Ω
• Red Red Brown220 Ω
• Red Orange Brown230 Ω