For the proper sizing of the traces of a printed circuit taking into account the intensity of the current.

To obtain the thermal power dissipated by a heat sink for electronic components or any other object made with the materials available in the list.

Heatsink with forced circulation.

Using this app you can find out the dispersible power and the thermal resistance of any heatsink with forced ventilation.

Resonant frequency of L-C circuit.

App for calculation of any of the components of a resonant circuit L-C.

Useful in order to obtain the resistance and the total power of a group of resistors linked in parallel.

Useful in order to obtain the resistance and the total power of a group of resistors linked in series.

Not stabilized DC power supply with one half-wave rectifier.

For sizing a DC power supply with the lowest number of components.

Not stabilized DC power supply with a full-wave rectifier (Graetz bridge).

For a correct sizing of not stabilized DC power supply with a bridge rectifier suitable for transformer with a single secondary winding.

Not stabilized DC power supply with a double half-wave rectifier.

For a correct sizing of a not stabilized DC power supply with a double half-wave rectifier using a transformer with a double secondary winding.

Stabilized DC power supply with a linear voltage regulator.

Detailed calculation of a stabilized DC power supply with a linear voltage regulator taking into account all the factors, also the global efficiency.

Capacitive reactance calculate.

Useful in order to obtain the equivalent electrical resistance of an AC powered capacitor.

Inductive reactance calculate.

Useful in order to obtain the equivalent electrical resistance of an AC powered inductor.

Calculation of not commercial capacitor or realized directly on PCB.

Precalculation of components for construction of a not commercial capacitor.

Calculation capacitors in series.

Useful in order to obtain total capacity of a series of capacitors linked in series and the voltage on each of their.

Voltage regulator with zener parallel to the load.

Sizing of the components for a voltage regulator with zener diode.

Minimal distance between PCB traces.

Use this app if you have to realize a PCB which treats high voltages and you would like to have an indication about the minimal distance between two traces.