Electronics
Ohm’s law, resistor, power, capacitor, reactance, voltage divider and circuit calculators for electronics work.
- 555 Timer Calculator (Astable and Monostable) Output frequency 68.6998 Hz Period 14.5561 ms
- RMS Voltage Calculator (Peak, Peak-to-Peak and Average) RMS 230 Peak 325.2691
- Amps to Watts Calculator Real power (W) 2,070 Real power (kW) 2.07
- mAh to Wh Battery Capacity Calculator Pack energy (Wh) 11.1 Pack capacity (mAh) 3,000
- Battery Life Calculator Battery life (hours) 16 Battery life (days) 0.67
- Capacitive Reactance Calculator (Xc) Answer 159.155 Ω Reactance Xc (Ω) 159.154943
- Capacitor Calculator: Series and Parallel Capacitance Total capacitance (in the unit chosen) 6.875 Charge (µC) 82.5
- dB Calculator (Decibels, dBm and dBV) Result 3.0103 Unit of the result dB
- Electricity Cost Calculator Monthly cost $20.53 Daily cost $0.67
- Frequency to Period Calculator (f = 1/T) Period T 20 ms Frequency f 50 Hz
- Inductive Reactance Calculator (XL) Answer 62.8319 Ω Reactance XL (Ω) 62.831853
- kWh Calculator Energy (kWh) 3.75 Energy (Wh) 3,750
- LED Resistor Calculator Exact resistor (Ω) 350 Next E12 value up (Ω) 390
- Ohm's Law Calculator (V, I, R, P) Voltage (V) 12 Current (A) 2
- Resistor Power Dissipation Calculator Power dissipated (W) 1.44 Recommended rating with 2x margin (W) 2.88
- RC Time Constant Calculator (Tau, Charge and Discharge) Answer 7.58545 V Time constant tau (ms) 1,000
- Resistor Color Code Calculator (4, 5 and 6 Band) Resistance (Ω) 1,000 Tolerance (±%) 5
- Resistors in Series and Parallel Calculator Total resistance (Ω) 650 Total current (mA) 18.4615
- RLC Resonance Calculator (Series Resonant Frequency, Q and Bandwidth) Resonant frequency f0 1.59155 kHz Resonant frequency (Hz) 1,591.54943
- Transformer Calculator (Turns Ratio, Voltage and Current) Answer (V, A or ratio) 23 Turns ratio Np : Ns 10
- Voltage Divider Calculator Output voltage (V) 4 Input voltage (V) 12
- Wire Voltage Drop Calculator Voltage drop (V) 1.7241 Voltage drop (% of supply) 0.75
- Volts to Watts Calculator Real power (W) 1,564 Apparent power (VA) 1,840
- Watts to Amps Calculator Current (A) 10 Apparent power (VA) 2,300
- AWG Wire Gauge Calculator Diameter (mm) 2.0525 Diameter (in) 0.0808