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Ohm Bands

Orange Orange Green Gold — 3.3 MΩ

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.

33×100k±5%
Orange3Orange3Green×100kGold±5%

Value

3.3 MΩ

Range at ±5%

3.135 MΩ – 3.465 MΩ


What each band says

BandColourMeaning
1Orange1st digit — 3
2Orange2nd digit — 3
3GreenMultiplier — ×100k
4GoldTolerance — ±5%

In a circuit

Across 5 V

1.52 µA · 7.58 µW · 1/8 W part

Across 12 V

3.64 µA · 43.6 µW · 1/8 W part

Surface-mount marking for the same value: 335.

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.