Practical articles, in-depth tutorials, and architectural insights on software engineering, AI, and systems.
Does your computer reboot randomly? Learn how to diagnose voltage drops on the 12V rail of an ATX power supply using a digital multimeter under load.
Learn how to identify shorted tantalum capacitors directly on a printed circuit board using a multimeter without damaging surrounding traces.
Learn the correct AC coupling methodology and probe usage to isolate high-frequency noise at the output of power supplies.
Learn how to diagnose the Power Good signal in power supplies using a digital multimeter and oscilloscope to troubleshoot motherboard boot failures.
Learn how to safely test ATX power supply voltage regulation on your workbench using resistive loads and a standard digital multimeter.
Learn the practical step-by-step procedure to analyze clock signals and test quartz crystal oscillators on printed circuit boards using an oscilloscope.
Learn practical troubleshooting for LED drivers and zener diodes in monitor and laptop LCD backlights using a multimeter and bench power supply.
Practical workbench guide focused on diagnosing insulation and optical coupling failures in switched-mode power supplies using continuity and diode tests.
Learn the safe step-by-step procedure to identify short circuits and leakages in MOSFET transistors directly on the circuit board without desoldering.
Learn the step-by-step method to test real capacity and internal resistance of 18650 lithium-ion batteries used in homelabs and hardware.
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