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A: It just tell you the resistor has a +- % tolerance in its value. Like a 1000 ohms +-5% it can be off + or - that much.

That has being the standard for forever however that band is disappearing since most resistors are made +-5% as a rule.

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14y ago

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Related Questions

What do the colours on resistor mean?

The colored bands on a resistor represent the resistor value and tolerance. The first two bands indicate the significant digits of the resistance value, the third band represents the multiplier, and the fourth band (if present) indicates the tolerance of the resistor. By decoding these colors, you can determine the resistance value of the resistor.


What is the function of the tolerance band on a fixed resistor?

A: Not all application need close tolerance of values some application only need 5% and some 10% so the band is there to specify the -/+ % tolerance that the part is in compliance with. Designers decide what parts % is needed for proper performance of the circuit.


A resistor is marked with the following color bands brown black red and gold What is the resistance of this resistor?

The color bands on a resistor represent the resistor's resistance value. In this case, the colors brown, black, red, and gold correspond to the digits 1, 0, 2, and a multiplier of 10%, respectively. Therefore, the resistance of this resistor can be calculated as 10 * 10^2 ohms, which equals 1000 ohms or 1 kiloohm.


What are the color codes on a 47 Ohm resistor with a tolerance of 5 percent?

On a standard four band resistor: yellow, violet, black, and gold.


What if a resistor does not have a gold or siver band?

If a resistor does not have a gold or silver band, it typically indicates that the resistor does not have a specified tolerance, suggesting it could be either a low-precision resistor or designed for specific applications where tolerance is not critical. Alternatively, it may also be a non-standard resistor where the color coding is not applicable. In such cases, one might need to refer to the manufacturer's specifications or use a multimeter to measure the resistance value directly.


What is the value of a resistor with brown black red and silver?

That would be a 200 Ohm resistor, and you didn't mention the tolerance, so I'm guessing you didn't see another band which means the tolerance would be at 20%


What doe the last color band on a resistor represent?

It's the tolerance of the resistor - +/- 10% (grey), 5% (tan/orange), 2% (red), 1% (dark red/maroon), etc.


What is the concept of resistor tolerance and its importance?

Resistor tolerance is how accurate the resistor value is. You may have a 10% tolerance, 820 ohm resistor, which means the actual value of resistance is 820 ohms +/- 82 ohms. If you design a circuit that has very stringent requirements for resistor values, you may need to purchase a resistor that has a smaller tolerance (like 5, 2, 1, .5%). The smaller the tolerance, the more expensive it will be (generally).


How do you get minimum and maximum value of resistor?

The minimum and maximum possible value is defined by the tolerance. To calculate the range of the resistor, simply add or remove the amount of the tolerance. For example, a 100Kohm resistor with 5% tolerance can range from 95Kohm through until 105Kohm. The lower the tolerance, the more accurate the resistor is.


How is resistor tolerance expressed?

Percent


What is the value of a 4-band resistor with yellow violet orange and silver as the bands?

47000 ohms with a 10% tolerance Yellow = 4 Violet = 7 Orange = 1000 (this is the multiplier) Silver = 10% tolerance


What is the largest value the resistor can be and still be in tolerance?

To determine the largest value a resistor can be while still being in tolerance, you need to know the resistor's nominal value and its tolerance percentage. For example, if a resistor has a nominal value of 100 ohms with a tolerance of 5%, the maximum allowable resistance would be 100 ohms + (5% of 100 ohms), which is 105 ohms. Thus, the largest value the resistor can be while remaining in tolerance is 105 ohms.