Resistors - Letters and Digit Codes
Letter and digit codes to indicating resistor values.
Values of resistors can be indicated with letters and digit codes:
| Value | Mark |
|---|---|
| 0.47 Ω | R47 |
| 1 Ω | 1R0 |
| 4.7 Ω | 4R7 |
| 47 Ω | 47R |
| 100 Ω | 100R |
| 1 kΩ | 1K0 |
| 1 MΩ | 1M |
Tolerance is indicated as
F = +- 1%
G = +- 2%
J = +- 5%
K = +- 10%
M = +- 20%
Example - Resistor with letter and digit code
4R7K = 4.7 Ω +- 10%