Electronics Reference Toolkit

ElecKit is a lightweight electronics toolkit built for fast lookups and quick calculations—perfect for students, hobbyists, and engineers.

Tools included

- Resistor Calculator (4/5 band) + tolerance & range
- Ohm’s Law (V/I/R/P)
- LED Resistor Calculator (Vs, Vf, If)
- Capacitor Decoder (3-digit & EIA codes)
- Voltage Divider (2 or 3 resistors)
- RC/RL Time Constant with charging curve & key points (1τ…5τ)
- Unit Converter (Ω, F, H, Hz + prefixes)
- Battery Life Estimator (battery type, load current, duty cycle)
- Transistor Reference (NPN, PNP, MOSFET) with fast search & filters

Notes
* Designed for speed, clean UI, and offline use.
* Reference values may vary by manufacturer—always confirm with the datasheet. Show More