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Ohm Bands

Violet Yellow Gold Gold — 7.4 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.

74×0.1±5%
Violet7Yellow4Gold×0.1Gold±5%

Value

7.4 Ω

Range at ±5%

7.03 Ω – 7.77 Ω

Standard value

Non-standard

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


What each band says

BandColourMeaning
1Violet1st digit — 7
2Yellow2nd digit — 4
3GoldMultiplier — ×0.1
4GoldTolerance — ±5%

In a circuit

Across 5 V

676 mA · 3.38 W · part

Across 12 V

1.62 A · 19.5 W · part

Surface-mount marking for the same value: 7R4.

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.