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Ohm Bands

Red Yellow Orange Red Brown — 24.3 kΩ

Read left to right, starting from the end where the bands are grouped. The brown band is the tolerance and always sits alone at the far end. Five bands means three significant digits — this is a precision part.

243×100±1%
Red2Yellow4Orange3Red×100Brown±1%

Value

24.3 kΩ

Range at ±1%

24.057 kΩ – 24.543 kΩ


What each band says

BandColourMeaning
1Red1st digit — 2
2Yellow2nd digit — 4
3Orange3rd digit — 3
4RedMultiplier — ×100
5BrownTolerance — ±1%

In a circuit

Across 5 V

206 µA · 1.03 mW · 1/8 W part

Across 12 V

494 µA · 5.93 mW · 1/8 W part

Surface-mount marking for the same value: 243.

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.