fieldbook/tags/ohms-law

#Ohm's law

Every Fieldbook guide and tool tagged Ohm's law, across all topics.

2 entries

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1. LED resistor calculator

   Pick the series resistor for an LED from your supply and datasheet, with the nearest E24 value, real current, resistor watts, and what to check with a meter.

   #Ohm's law

   ElectricalTool

2. Ohm's law: how voltage, current and resistance relate

   What Ohm's law says, why V = IR works for a resistor and not an LED, and how to use it on a real circuit, with a live one-circuit explainer.

   #Ohm's law

   ElectricalGuide