Remember the error represented by the fourth ring color,
Currently, both domestically produced and imported televisions and tape recorders widely use color-coded resistors.
When the second band is black, the color of the third band represents whole numbers
Memorize the numbers represented by each color in the first and second rings.
When the second ring is black, the color of the third ring represents an integer,
For a 4-color ring resistor, the calculation method for its resistance value is:
