Resistor Color Code Calculator

Voltage Regulator

Use adjustable voltage regulator ; calculate the components value

8.2 24

Ohm's Law Calculator

Calculate V, I, R, P

9.5 15

AVR Tutorial

Code wizard generating C code and 21 demo projects

9.1 91

Mobile electrician

Basic electrical calculations on your mobile phone.

8.2 1K+

Electrocalc: Electronics tools

Circuit toolkit: resistor, capacitor, transistor & inductor calculations.

8.8 367

Electronics Toolbox

Analog and digital circuit calculator

9.2 338

Transformer Calculator

Simple transformer calculator

8.9 49

Electronics Database (offline)

Database of transistors, thyristors, diodes etc.

8.9 78

Series/Parallel Resistors

Find out combination of resistors in series/parallel making a desired resistance

8.3 40