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Four Bands

30 kΩ resistor colour code

Four bands: Orange · Black · Orange · Gold. The first two give the digits, the third multiplies, the fourth states how far off the real part may be.

30×1000±5
Orange3Black0Orange×1 kGold±5%

Nominal

30 kΩ

30,000 ohms

Real range at ±5%

28.5 kΩ – 31.5 kΩ

A gold band allows this much drift.

Series

E24

E24 only — stocked less often.


Band by band

BandColourMeaning
1Orange1st digit — 3
2Black2nd digit — 0
3OrangeMultiplier — ×1 k
4GoldTolerance — ±5%

The same value on a five-band part

Precision resistors carry three significant digits instead of two, so the same 30 kΩ looks different.

OrangeBlackBlackOrangeBrown