Equivalent Resistor Calculator

As a test if you input resistances of 3 9 and 18 ohms your answer should be 2 ohms. Experiment with the voltage drop and ohms law calculators or explore hundreds of other calculators.

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On the other hand using a parallel connection it is not so easy at least for me to find a good.

Equivalent resistor calculator. This tool calculates the overall resistance value for multiple resistances connected either in series or in parallel. Search resistances r 1 and r 2 when the target resistance equivalent resistance is known calculation. This tool was designed to help you quickly calculate equivalent resistance whether you have two or ten resistors in parallel.

R n that is all the series resistor values are simply added. Resistor calculator series and parallel if you need a non standard resistor value you could probably realize a close match using two resistor. The formula for calculating a total of n number of resistors wired in series is.

If you use two resistor in series it is quite easy to figure out which values give the best match. Switch to series and parallel capacitor calculator. Resistor pairs reverse engineered calculator search of r 1 and r 2 with known target resistance calculate many resistors in parallel.

Each additional resistor placed in a circuit adds to the total resistance of that circuit. R eq r 1 r 2. Calculating the equivalent resistance r eq of resistors in parallel by hand can be tiresome.

More online conversion calculators at digi key. Parallel and series resistor calculator. This free resistor calculator converts the ohm value and tolerance based on resistor color codes and determines the resistances of resistors in either parallel or series as well as the resistance of a conductor.

Equivalent resistance calculator online electrical engineering tool to calculate resultant resistivity for 2 or more resistors connected in series or parallel. To use it just specify how many parallel resistors there are and the resistance value for each one. This calculator can determine the resistance of up to 10 resistors in parallel.

Enter resistances into the boxes below and when all values have been input click on the calculate button and the result will appear in the box below that button. For example consider finding the equivalent resistance in the image below. The resistor color code calculator decodes and identifies a value and tolerance of 4 band wire wound resistors.

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