Electronic toolbox


4.084 by android-design.nl
Oct 15, 2026 Old Versions

About Electronic toolbox

Toolbox for electronic engineers, hobbyists and students.

Analog electronics toolbox for electronic engineers, hobbyists and students.

All the tools in this app are also included in the RF & Microwave Toolbox app:

http://play.google.com/store/apps/details?id=mwave.mwcalculator_pro

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Feature list:

1) PI, T and L attenuator

2) Power and voltage converter

3) Parallel LCR impedance/resonance

4) Series LCR impedance/resonance

5) Inductor impedance

6) Capacitance impedance

7) Ohm's Law

8) Radio equation calculator (1-way path loss)

9) Air Core Inductor Inductance Calculator

10) Capacitor impedance

11) Noise floor

12) Amplifier cascade (NF, Gain, P1db, OIP2, OIP3)

13) Low Pass filter

14) High Pass filter

15) Helical antenna

16) Band Pass filter

17) Band Stop filter

18) Peak to RMS (peak, RMS, average, CF)

19) Mixer harmonics

20) Resistor Color Code calculator.

21) PCB Trace Width and Clearance Calculator

22) Series and Parallel component (R, L and C) calculations.

23) Reverse Series and Parallel resistor calculations.

24) Inductor Color Code Calculator.

25) Capacitor Charge Calculator.

26) Led Resistor Calculator.

27) Voltage Divider Calculator.

28) Opamp Calculator

29) Wavelength calculator

30) LCR Parallel - Series Conversion Calculator

31) Inductor Charge Calculator.

32) Heat Sink temperature  calculator

33) Thermal via calculator

34) Resistor SMD Code calculator.

35) Bridged T Attenuator Calculator.

36) CR/LR/LCR Calculator (lowpass, highpass, bandpass and bandstop)

What's New in the Latest Version 4.084

Last updated on Oct 15, 2026
Updated for new Android versions

Additional APP Information

Latest Version

4.084

Uploaded by

انس باحميدان

Requires Android

Android 8.0+

Available on

Content Rating

Everyone

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