Electrical Engineering Calc

52 calculators (approximately 170 types of calculations). Plus calculators are grouped under 10 categories. EEC is designed to solve complex electrical & electronics calculations in fraction of seconds.

EEC app is recommended for Electrical & Electronics engineers, filter designers, technicians, graduates & high school students.

All 52 Calculators
01. Ohms Law
02. Voltage Regulation
03. Electrical Power 1
04. Electrical Power 2
05. Reactive Power
06. Resistance ↔ Color Code
07. Electro Magnetic Frequency
08. Voltage Divider
09. LC Resonance
10. Reactance (Capacitance)
11. Reactance (Inductance)
12. Capacitor Energy and RC Time constant
13. Wheatstone Bridge
14. Series Resistors
15. Parallel Resistors
16. Series Inductors
17. Parallel Inductors
18. Series Capacitors
19. Parallel Capacitors
20. PI Attenuator
21. Tee Attenuator
22. Butterworth Pi Low Pass Filter
23. Butterworth Pi High Pass Filter
24. Butterworth Tee Low Pass Filter
25. Butterworth Tee High Pass Filter
26. Chebyshev Pi Low Pass Filter
27. Chebyshev Pi High Pass Filter
28. Chebyshev Tee Low Pass Filter
29. Chebyshev Tee High Pass Filter
30. Sallenkey BW Low Pass Filter
31. Sallenkey BW High Pass Filter
32. Equal Component BW Low Pass Filter
33. Equal Component BW High Pass Filter
34. Peurkert - Battery Life
35. Battery Charge
36. Helical Antenna
37. RF Power Density - Calculate RF Power Density | Power Input | Gain | Distance to center of Radiation
38. Radar Power
39. Free Space Path Loss - Calculate FSPL (dB) | Frequency | Distance between antennas
40. Friis Transmission
41. Luminous Intensity ↔ Luminous Flux
42. Luminous Intensity ↔ Illuminance
43. Luminous Flux ↔ Illuminance
44. Power ↔ Luminous Flux
45. kVA ↔ kW ↔ hp Converter
46. W ↔ mW ↔ dBW ↔ dBm Converter
47. Temperature Units Converter - Convert temperature units [ Celsius ↔ Kelvin ↔ Fahrenheit ]
48. Distance Units Converter - Convert distance units [ mm ↔ cm ↔ m ↔ km ↔ inch ↔ feet ↔ mile ]
49. Generator Power Efficiency
50. Solenoid (Electromagnetic) Coil Force Calculator
51. Delta → Star Transformation
52. Star → Delta Transformation

The app categorized calculators as →
Filter Calculators
RF & Antenna Calculators
Luminous Calculators
Genset Calculators
Battery Calculators
Resistor Calculators
Inductor Calculators
Capacitor Calculators
Utility Calculators
All Calculators (Electric / Electronic)

Why is special and unique in EEC?
Bundled with 50 Electrical & Electronics Calculators (150 types of calculations)
The formulas and related info is attached with each Calculator
Save calculations for future reference.
Load previously saved calculations.
Share the calculations via Facebook / Email / SMS.
Accuracy 5 decimal points
Enhanced GUI Experience -
Easy navigation among edit boxes while entering values.
Rapid calculations.
Moreover the App is optimized to reduce user tabbing for calculations. [Save time].
No need of internet connections to calculate, save & load calculations. So very convenient tool to use in any environment.

We would like to hear kudos and comments from you to upgrade the app with more convenient calculators and features in future. So please leave your likes and comments at
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