This papercraft resistor calculator is the latest in the family of Circuit Playground tools that include a fabulous electronic reference app we reviewed some months ago.

If you perform analog-circuit design, you'll occasionally need to use a resistor with a nonstandard value to produce a particular gain, ratio, or attenuation factor. You can create resistors of ...

Programs calculate 1% and ratio-resistor pairs Selecting the best resistor technology for the application Five questions about resistors Resistor Noise—reviewing basics, plus a Fun Quiz The hidden ...

How a Simple LED Resistor Calculator is Helping DIYers and Engineers Save Time March 22, 2025 by David Edwards Time will always . Tuesday, 02 January 2024 12:17 GMT.

To calculate the resistance of the series resistor required, we need to look at the current and voltage values recommended by the LED manufacturer. Suppose a manufacturer recommends a maximum ...

Engineers connect components in electrical circuits in series or parallel to make a range of useful circuits. We can calculate the voltage, ... the current through each resistor is the same.

The formula will calculate the nearest 1%-resistor for the value in cell A1. This formula can be copied and replicated to other cells just like any standard Excel cell formula.

Calculating the appropriate resistor values for a photocoupler isn’t complicated, but some basic min/max considerations must be acknowledged in when doing the analysis.