Hogyan kell olvasni az ellenállást színkóddal
Hogyan kell olvasni az ellenállást színkóddal
If you’re looking to identify a resistor by its color code, then you’ve come to the right place. This article will teach you how to recognize a resistor by its color code. You can use the color code on resistors to easily tell what their value is.
Identifying a resistor by its color code
A resistor’s color code provides information about its resistance value. Resistors are used in electronic and electrical circuits to control the flow of current and produce a voltage drop. The resistance value varies from fractions of an Ohm to millions of Ohms.
The sequence of colors on the resistor tells you the value and its tolerance. The last band is usually the tolerance. The range is typically in the vicinity of two to 20 percent. This indicates that the resistor’s value is within the acceptable tolerance. If the resistor’s tolerance is too large or too small, you must replace it.
Resistors are often marked with the IEC 60062 color code. The first four bands indicate the resistance value, and the fifth band shows the tolerance. A resistor’s resistance value can vary depending on its tolerance and temperature coefficient. If you’re unsure of the resistance value, you can use a resistor color code calculator to determine the correct value.
Color codes can make identification of resistors a little difficult. However, the physical shape and measurement of a component will help you determine its value. Most resistors’ values are labeled in ohms, but you can also identify them by their shape and function.
A high precision resistor will be characterized by an extra band. Its value is within the tolerance band and may vary slightly. Resistors in this range are generally more expensive and have tighter specifications. They should be tested to confirm that they are safe before you purchase them.
When buying a resistor, you should check the meter’s tolerance and the resistor’s resistance value. The meter will show the resistance value in the first two bands, and the tolerance will be displayed in the last band. The second band will indicate the multiplier of the first two digits. The third band will have a single zero.
If you want to identify a resistor by its color code, you must know the resistance values for each band. A resistor with six color bands is usually high precision and will have a temperature coefficient of 1% or less. This value is only found in high-tech products.
Identification of a resistor by its color code
The color code of a resistor is usually a reference to its resistance value. It is printed on the resistor band and is read from left to right. Once you understand the color code, you can easily find the resistance value of a resistor. The color code can be read easily by using a color code chart.
Currently, there are four distinct bands on a resistor. These bands identify the resistance value, reliability, and tolerance. The first two bands indicate the resistance value while the third is a multiplier. The resistance value is written in the upper half of the band. The lower half of the band shows the tolerance level.
The color code of a resistor is also important for identifying the value of the component. This code is used to determine the resistance value, tolerance, and temperature coefficient. This system is still used for identification of resistors and other electronic components. The color coding scheme has been codified into the IEC 60062 standard.
The last band shows the tolerance of the resistor. This band is usually gold or silver in colour and is further away from the other bands. The digits on these bands are given in the table below. Similarly, the band next to the tolerance band is known as the multiplier band. This red band represents a value of two and the value of the multiplier band is 102.
The color code of a resistor is a universal standard for electrical resistors. It is used to identify different types of resistors, such as small, medium, and large power resistors. It is also used to identify its wattage and tolerance. The resistor’s colour code can also be easily remembered by using a mnemonic device. For example, you can memorize the colour code of a resistor using a jumbled up string of capital letters.
In some cases, a resistor’s color code can help you determine the temperature coefficient. For example, a resistor with a 6 band resistance will have 4 bands on the left side and two bands on the right side. The first three bands represent the significant digits, while the fourth band indicates the multiplier, tolerance, and temperature coefficient.
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