Electrical & Electronic Formulas

Basic electrical terms

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• Electrical voltage
• Electrical current
• Electrical resistance
• Electric power
• Electric charge
• Power efficiency
• Power factor

Electrical & electronic symbols

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• Switch symbols
• Ground symbols
• Resistor symbols
• Capacitor symbols
• Diode symbols
• Transistor symbols

Electrical calculations

Electrical calculators

Energy conversion

Electrical & electronic units

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• Ampere (A)
• dB-milliwatt (dBm)
• dB-watt (dBW)
• Decibel (dB)
• Farad (F)
• Kilovolt-amp (kVA)
• Kilowatt (kW)
• Kilowatt-hour (kWh)
• Ohm (Ω)
• Volt (V)
• Watt (W)

Electronic circuit laws

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• Ohm's law
• Voltage divider rule
• Kirchhoff's laws (KVL / KCL)
• Coulomb's law

Lighting calculators

Power conversion

Voltage conversion