Electronics on Omid Farhang

The Ghost in the Machine: Troubleshooting Intermittent Faults in Vintage Circuits

Thu, 01 Jan 2026 02:20:42 +0330

A guide to finding and fixing elusive intermittent faults in vintage circuits using thermal testing, mechanical checks, and signal analysis.

How to Debug an Electronic Device That Won't Power Up: A Step-by-Step Guide for Board-Level Repair

Mon, 14 Oct 2024 16:34:21 +0330

When an electronic device refuses to power up, it can be frustrating for anyone, but for someone with a bit of electronics knowledge, it becomes a challenge to solve. The issue could be as simple as a faulty capacitor or as complex as a damaged integrated circuit (IC). This guide provides an in-depth, step-by-step approach for debugging a device at the board level. We’ll walk you through checking key components such as capacitors, transistors, diodes, and integrated circuits (ICs), explaining what each does, how to test them, and how to interpret the results. By the end, you should have a clear process for diagnosing and potentially fixing a dead device.

Reviving Vintage Electronics: A Journey Through Restoring Classic Gadgets with Modern Technology

Thu, 05 Sep 2024 00:35:29 +0330

There’s a unique charm to vintage electronics that modern devices often lack. Whether it’s the satisfying click of a mechanical switch, the warm glow of an analog display, or the nostalgic hum of an old radio, these classic gadgets evoke memories of a bygone era. However, as much as we cherish these old devices, time has not been kind to them. Components degrade, parts become obsolete, and many of these gadgets find themselves collecting dust in attics and basements. But what if we could breathe new life into these vintage treasures? By combining old-school expertise with modern technology, we can restore and even enhance these classic devices, preserving their legacy for future generations.