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Ohm Bands

Orange Grey Violet Gold — 380 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.

38×10M±5%
Orange3Grey8Violet×10MGold±5%

Value

380 MΩ

Range at ±5%

361 MΩ – 399 MΩ

Standard value

Non-standard

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


What each band says

BandColourMeaning
1Orange1st digit — 3
2Grey2nd digit — 8
3VioletMultiplier — ×10M
4GoldTolerance — ±5%

In a circuit

Across 5 V

0.0132 µA · 0.0658 µW · 1/8 W part

Across 12 V

0.0316 µA · 0.379 µW · 1/8 W part

Surface-mount marking for the same value: 387.

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.