Articles about Fundamental Electronics

How a BJT Transistor Works: Technical Guide - 1

How a BJT Transistor Works: Technical Guide

Tip: The BJT is a current-controlled device, unlike the MOSFET which is voltage-controlled.
The Electrolytic Capacitor: Technical Fundamentals - 2

The Electrolytic Capacitor: Technical Fundamentals

Caution: Always observe polarity. Connecting an electrolytic capacitor backwards can lead to an explosion.
Zener Diodes in Voltage Regulation - 3

Zener Diodes in Voltage Regulation

Pro Tip: Zener diodes are always operated in reverse bias to utilize their specific breakdown voltage.
Inductance and Coils: Theory and Practice - 4

Inductance and Coils: Theory and Practice

Key Concept: Coils oppose sudden changes in current by storing energy in a magnetic field.
Precision Resistors for Instrumentation - 5

Precision Resistors for Instrumentation

Technical Fact: In precision measurement, thermal stability (TCR) is more critical than the exact initial resi...