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Ohm Bands

Grey Violet Gold Gold — 8.7 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.

87×0.1±5%
Grey8Violet7Gold×0.1Gold±5%

Value

8.7 Ω

Range at ±5%

8.265 Ω – 9.135 Ω

Standard value

Non-standard

No E24 part carries this value — check you are reading from the right end.


What each band says

BandColourMeaning
1Grey1st digit — 8
2Violet2nd digit — 7
3GoldMultiplier — ×0.1
4GoldTolerance — ±5%

In a circuit

Across 5 V

575 mA · 2.87 W · part

Across 12 V

1.38 A · 16.6 W · part

Surface-mount marking for the same value: 8R7.

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.