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.