| COLOR |
1st & 2nd Bands |
3rd Band |
4th Band |
| Black |
0 |
1 |
|
| Brown |
1 |
10 |
+/- 1% |
| Red |
2 |
100 |
+/- 2% |
| Orange |
3 |
1000 |
+/- 3% |
| Yellow |
4 |
10000 |
+/- 4% |
| Green |
5 |
100000 |
|
| Blue |
6 |
1000000 |
|
| Violet |
7 |
10000000 |
|
| Gray |
8 |
100000000 |
|
| White |
9 |
|
|
| Gold |
|
0.1 |
+/- 5% |
| Silver |
|
0.01 |
+/- 10% |
| No color |
|
|
+/- 20% |
Resistor value in ohms = (10 * (1st band) + (2nd band)) * (3rd band)
Example
Red, red, orange, silver = (10 * 2 + 2) * 1000 = 22,000 ohms, +/- 10%
Standard Resistance Values
| 1.0 |
1.1 |
1.2 |
1.3 |
1.5 |
1.6 |
| 1.8 |
2.0 |
2.2 |
2.4 |
2.7 |
3.0 |
| 3.3 |
3.6 |
3.9 |
4.3 |
4.7 |
5.1 |
| 5.6 |
6.2 |
6.8 |
7.5 |
8.2 |
9.1 |