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Four Bands

2.7 kΩ resistor colour code

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

27×100±5
Red2Violet7Red×100Gold±5%

Nominal

2.7 kΩ

2,700 ohms

Real range at ±5%

2.565 kΩ – 2.835 kΩ

A gold band allows this much drift.

Series

E12

Held in almost every parts drawer.


Band by band

BandColourMeaning
1Red1st digit — 2
2Violet2nd digit — 7
3RedMultiplier — ×100
4GoldTolerance — ±5%

The same value on a five-band part

Precision resistors carry three significant digits instead of two, so the same 2.7 kΩ looks different.

RedVioletBlackRedBrown