Practical explanations, formulas and examples for electronics engineers, makers and PCB designers.
Learn how to use Ohm’s Law with practical electronics examples for voltage, current, resistance and power.
Analog ElectronicsStep-by-step guide to calculating the correct resistor value for LED indicator circuits.
PCB DesignUnderstand PCB trace width, copper thickness, current, temperature rise and practical board design limits.
Power ElectronicsLearn the basics of buck converter duty cycle, inductor selection and ripple current.
Embedded SystemsUnderstand UART baud rate, clock dividers, baud error and reliable serial communication.
Embedded SystemsLearn how I2C pull-up resistors affect bus rise time, speed and communication reliability.
RF & PCBUnderstand microstrip impedance, dielectric constant, trace width and high-speed PCB routing.
Embedded SystemsLearn how ADC resolution, reference voltage and scaling affect voltage measurements.