Currently in the program:
- Sizing of power wires / cables.
- Calculation of resistor value from color code.
- Voltage divider sizing.
- Zener diode scaling.
- Ballast resistance sizing of serial LEDs.
- Ballast resistance sizing of LEDs connected in parallel.
- Dimensioning of LM317 voltage regulator.
- 555 IC Astabil multivibrator circuit sizing.
- 555 IC Monostable multivibrator circuit sizing.
- Morse codes with playback option.
- Convert temperature values.
- Convert byte values.
- Calculation of electricity consumption cost.

The calculations are shown in a circuit diagram.

More values and components can be scaled for each calculation.