Calculators & Tools

Electrical & Electronic Formulas

Basic electrical terms

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

Electrical & electronic units

• 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 components

• Resistor
• Capacitor
• Inductor
• DIP switch
• Solder bridge

Electrical & electronic symbols

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

Electronic circuit laws

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

Howto

• How to save electricity
• How to save energy

Electrical calculations

Electrical calculators

Lighting calculators

Power conversion

Energy conversion

Voltage conversion

Charge conversion

Frequency conversion