SW5084B IC Schematic Circuit Diagram & Pinout for Sony Smart TV (1-994V-0 Board)
M.A. Mostafa
31.3.26
Hello friends, M.A. Mustafa here. If you are looking for the SW5084B IC schematic circuit diagram or pinout details for Sony Smart TV repai...
High-Performance 5-Band Stereo Graphic Equalizer & Tone Control PCB Design (LA3600 Equivalent)
M.A. Mostafa
4.2.26
Hi! I'm M.A. Mustafa. > Drawing on over 37 years of hands-on experience in electronics design and repair, I am proud to present this ...
TL494 DC Motor Speed Controller Circuit: A High-Power PWM Solution (12V-30V)
M.A. Mostafa
20.12.25
Hi! I am M. A. Mostafa. Are you seeking a reliable and professional speed controller for your high-power DC motor? While there are many basi...
Lab Power Supply: DIY 0-30V 5A Variable Circuit Diagram & Schematic (LM723 & 2N3055)
M.A. Mostafa
17.12.25
Dear friends, in this article, I have discussed in detail and provided the maximum information on how to make a lab power supply using the h...
OP Amp (Operational Amplifier): Working Principle, Pinout, and Key Applications Guide
M.A. Mostafa
9.12.25
What is an OP Amp? The Operational Amplifier (OP Amp) is a core component with an extensive and essential range of uses in almost every el...
PIC16F72 Pure Sine Wave Inverter/UPS: In-Depth Technical Analysis
M.A. Mostafa
29.11.25
This article provides an in-depth technical breakdown of the high-performance PIC16F72-based Pure Sine Wave (PSW) Inverter/UPS design,
Voltage Divider Formula: The Complete Guide with Calculator and Design Steps
M.A. Mostafa
24.10.25
For those who are in the world of electronics, it is essential to know the basic concepts of voltage dividers. Sometimes, in everyday electr...
LED TV Basics: How The PWM Controlled Power Supply Works
M.A. Mostafa
30.8.25
Hello friends, M. A. Mustafa here . This post is a preview from my upcoming 'LED TV Basics and Servicing' PDF book . I hope this cha...
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