Practical articles, in-depth tutorials, and architectural insights on software engineering, AI, and systems.
Learn the practical step-by-step guide to testing NTC thermistors directly on the circuit board using a digital multimeter and body heat.
Learn the step-by-step procedure to measure and adjust the quiescent current (bias) in class AB audio amplifiers using a digital multimeter, avoiding crossover distortion and overheating.
Learn how to identify initialization and contrast faults in 16x2 LCD displays using an Arduino Uno on a breadboard with code and bench tips.
Learn how to use logic analyzers and oscilloscopes to identify logic level issues, improper pull-ups, and addressing conflicts in embedded systems.
Learn the practical technique for assessing high-frequency electrical noise in linear power supplies using an oscilloscope, attenuated probe, and AC coupling.
Learn how to configure your oscilloscope and use AC-coupled probes to measure residual oscillations and ensure voltage stability in linear power supplies.
Learn the practical step-by-step guide to test SMD and PTH ceramic capacitors directly on printed circuit boards using a capacitance meter.
Learn the mechanics of reverse bias and how to diagnose leakage or shorts in Zener diodes directly on the printed circuit board using a digital multimeter.
Practical guide to diagnose SPI communication failures on OLED screens on the workbench using an Arduino and an oscilloscope easily.
Learn how to use a plug-in power meter to audit power factor, standby consumption, and single-phase motor inrush currents easily.
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