Reverse polarity can instantly destroy sensitive electronic circuits — but this simple MOSFET protection circuit can stop that from happening! ⚡ In this video, we use an IRFP460 MOSFET to create a low voltage drop reverse polarity protection circuit...

Wait… there are zero ohm resistors? Sounds crazy, but they’re actually super useful in PCB design! In this video, we break down 4 practical reasons why engineers use 0Ω resistors: Jumping over traces on single-layer PCBs Selecting hardware & configuration versions Serving...

I built my own Record & Play Dancing Cactus using an Arduino Mega, TFT display, and voice recording/playback module. 🌵🎤 The idea is simple: the cactus listens while your voice is being recorded, then plays the recorded sound back...

In this video LM393 PWM Generator | Simplest PWM Circuit with Frequency & Duty Cycle Control | Practical Test | Ep #1487. LM393 PWM Generator Circuit is simple and easy to adjust Frequency with Duty Cycle Adjustable option....

4-to-1 Multiplexer Explained 🔀 | LearnEngg #shorts Description: Want to understand how a 4-to-1 Multiplexer (MUX) selects and transfers data? 🔢➡️💡 In this video, we’ll explain the logic symbol, logic diagram, data inputs, select lines, and output of a 4-to-1...

One DC gear motor powers 2 bike lights and 2 LED lights! ⚡🤯 In this DIY electronics project, I use a single DC gear motor to generate power for two bike lights and two LED lights. Watch this simple...

اگر یک ایده سخت‌افزاری دارید و می‌خواهید آن را به یک محصول واقعی و قابل تولید تبدیل کنید، یکی از مهم‌ترین تصمیم‌ها این است که بدانید چه زمانی باید از Development Kit به Module و در نهایت به...

One LED, one phototransistor, one isolation barrier. The PC817 is the feedback loop in countless flyback supplies and the safety barrier in industrial inputs. In this video: what it is, what to verify before substituting (isolation voltage, current transfer...

How To make Esp32 project Esp32 camera Build your own DIY Device using the Seeed Studio XIAO ESP32S3 Sense and a 24GHz mmWave Human Presence Sensor. This smart ESP32 project detects human presence, captures a photo, and instantly sends it...

امشب این خردکن رو باز کردم، سرویسش کردم و موتور داخلش رو بررسی کردم. 🔧⚡ روی جعبه دستگاه 2000W نوشته شده بود، اما موتور واقعی داخل دستگاه فقط 160W بود! جالب‌تر اینکه برای کنترل دور موتور از یک Universal Motor...

Download Code & Resources: "Patrons' early access" Read the Article: Working on it... Related Videos: I Didn’t Know an ESP32 Could Look This Good: Part2 Project Description: ***** This tiny ESP32-S3 board can see, hear, speak, and even detect faces — and it...

A closer look inside the ESP32-S3 Module. Which chip should we sacrifice next? How to check ESP32 Flash and RAM: #ESP32 #ESP32S3 #Microcontroller #Electronics #Teardown ------------------------------------------------------------------------------------------------------------------------- Please Like, Share, and Subscribe to our YouTube Channel: To access 1000+ DIY projects...

In this video, I show you how I improved my remote-controlled fume extractor using a dust sensor and an air quality sensor. Affiliate links: ESP32 C3 Super Mini: ENS160: Dust sensor: OLED: Perfboards: Breadboard: Join this channel to get access...

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In this video Simple Push-Pull Drive Using PWM | Variable Frequency & Duty Cycle | Practical Test | #shorts Push-Pull PWM Drive Circuit | Variable Frequency & Duty Cycle | Practical Test. Simple Push-Pull Driver Circuit | Adjustable...

🚗🤖 Arduino Smart Automatic Car Parking Gate System! In this project, I built a real working automatic vehicle gate using an Arduino Mega, 2 IR sensors, a servo motor, and a 3.5-inch TFT display. 🔹 IR Sensor 1 detects a...

Build this Automatic Night Lamp in 10 minutes! 🌙⚡ It turns ON when it gets dark and OFF in daylight, with no switch needed. Components: • LDR (light dependent resistor) • BC547 transistor • 10kΩ resistor • LED + 220Ω resistor • 9V battery How it...

I built a mini Snake Game project using an Arduino UNO, Joystick Shield, and MAX7219 8x8 LED Matrix. 🐍✨ The snake moves across the LED matrix, eats the food, grows longer, and gets faster as the game continues. Components used:...

Smart farming made simple! 🌱⚡ Bringing circuit diagrams to life with this automated Smart Irrigation System powered by Arduino Uno. From sensor inputs to real-time relay switching and water flow, precision automation ensures plants get just the right...

Let's discover the latest AliExpress gadgets I got! Join this channel to get access to perks: /join Affiliate links: TEC1-25506K10: TEC2-19008: USB PD Buck PSU: Circuit protector: Battery charger with display: Dual-shaft encoder: MT6701 Encoder: Stepper controller: Article: Parts and tools:

Download Code & Resources: "Patrons' early access" Read the Article: Working on it... Related Videos: Project Description: ***** The ZOYI ZT-XT1 combines a digital multimeter and an automatic component tester in one rechargeable tool. In this review, I test transistors, MOSFETs, capacitors, resistors,...

Current limited, voltage smoothed, light turned ON. ⚡️💡 Resistor + Capacitor + LED = The ultimate electronics starter pack. Save this for your next breadboard experiment! 📌 30 Hashtags #electronics #electronicengineering #circuits #breadboard #diycrafts #diyelectronics #resistor #capacitor #led #maker #makersgonnamake #stem #stemlearning...

Stop throwing away broken LED lamps! In this video, I will show you how to build a universal, self-adjusting LED tester using only simple, cheap passive components—no microcontrollers or expensive bench power supplies required. This DIY tool automatically...

در این ویدیو به زبان ساده یاد می‌گیرید که مقاومت (Resistor) در مدار الکترونیکی چه وظیفه‌ای دارد و چگونه جریان برق را کنترل می‌کند. همچنین رابطه بین ولتاژ، جریان و مقاومت را با مثال‌های عملی بررسی می‌کنیم. در این...

750+ Companies. 30+ Countries. 13+ Podcasts. We covered it all at electronica India 2026, Bengaluru. More highlights coming soon. Stay tuned! #viral #expo #engineering #circuitdigest #electronics ------------------------------------------------------------------------------------------------------------------------- Please Like, Share, and Subscribe to our YouTube Channel: To access 1000+ DIY projects and circuit...

I review the Owon OW9825 Photovoltaic Digital Multimeter which was sent to me by Banggood. Owon OW9825 Photovoltaic Digital Multimeter -- Coupon code: BGf2e39d Banggood 20th Anniversary Sale -- Tools Sale -- 0:00 - Intro. 0:10 - OW9825 unboxing. 0:33 -...

NEW LIVE CHANNEL - And come hang out in the Discord! Get the T-shirts here! :) bigbeaverenergy.com Here is my Patreon I'm also on KoFi Sometimes I write books!

In this video MELF Resistor Color Code | 10kΩ ±4% 10ppm/°C | Brown Black Black Red Yellow Blue #Shorts MELF resistor color code explained! 🔍 In this Haseeb Electronics Shorts video, we decode a MELF resistor with the color...

Introduced in the early seventies and still designed into new boards: a one-shot, an oscillator and a noise-tolerant comparator in one part. In this video: what to check before substituting it (supply range, timing tolerance, output drive current, how...

🔧 Welcome to AZ Electronics🔧 This channel is dedicated to Teach you electronics repair. ************* Learn how to make a simple MOSFET-based Touch ON/OFF Circuit that can turn a load ON and OFF using just a touch. In this video, we...

Advanced Multi-Branch Copper Wire Splicing Trick! #DIY #Electrician #Wiring #ToolHack #ElectricalHacks #WireSplice #NhatMechanic #Shorts #Electronics

Check out PCBWay's website for rapid prototyping of printed circuit boards, CNC and 3D printing services and many more! In this video, I show you my RGB ring light I designed for illuminating subjects for close-up videos. Join...

NEW LIVE CHANNEL - And come hang out in the Discord! Get the T-shirts here! :) bigbeaverenergy.com Here is my Patreon I'm also on KoFi Sometimes I write books!

In this video, we build a simple yet powerful object detection circuit using an LDR, BC547 transistor, white LED, and red LED. When an object blocks the light between the LED and the LDR, the circuit automatically activates the...

Mailbag Monday 28th September 2026 0:00 - Intro. 0:05 - Mechanic UV Solder Mask: 2:22 - Battery Terminals: 3.54 - Keithley 2001/2002 Fuse Holder. 5:38 - Mechanic UV Solder Mask: 6:18 - Fujiya SP26-175 Screw Pliers. 7:25 - Electrolube Fluxclene. 8:10 - EXO...

One DC servo gear motor powering two LED lights! ⚡🤯 Watch how the motor generates electrical power to light up both LED modules in this simple DIY electronics project. DIY motor project | DC gear motor | LED lights |...

Here is a caption with 30 relevant hashtags for your project: Caption: Bringing hardware to life! ⚡ Smooth 3D visualization showing the classic ESP32 LED blink circuit in action. Current flows from GPIO 26 through a 220Ω current-limiting resistor to...

Building a miniature smart garage door using an ESP32, SG90 servo, and TTP223 touch sensor! This is a simple and fun DIY electronics and 3D printing project. In Part 2, we are upgrading this setup with a VL53L0X laser...

🔥 Arduino Fire Detection & Extinguishing Robot 🚒💦 In this project, I created a smart fire detection system using an Arduino Mega, TFT display, flame sensor, and water pump. 🤖 The robot stays in normal monitoring mode with moving and...

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MAX3232 — the RS-232 transceiver that lets a modern MCU talk to a DB9. In this video: what it is, why it's one of the most substituted parts in the industry, the four numbers that decide a safe swap,...

Can one DC gear motor power 8 LED lights? ⚡🤯 In this DIY electronics project, I use one DC gear motor to power 8 LED lights. A simple homemade setup that shows how a motor can be used to...

Advanced Multi-Core Wire Winding & Splicing Technique! #DIY #Electrician #Wiring #ToolHack #ElectricalHacks #WireSplice #NhatMechanic #Shorts #Reels #Electronics

Unfortunately tricorders could do many... many... many things. But for this project I'm focusing on the tricorder's ability to detect lifeforms! Here are my other channels! I do lots of social media outreach about physics and play games in...

Apple Macbook Air 13" Early 2015 A1466 No Green Light and Dead Repair SN_FVFSX0F4H3QF I fix a a Macbook Air which does not turn on, and has no light on the charger when plugged in. Buy Me a Coffee: *I...

В этом видео собираем и проверяем настоящий «Arduino-бутерброд» из трёх плат: Arduino UNO + 4-канальный Relay Shield + Ethernet Shield W5100. Итоговый стенд полностью работает: все четыре реле управляются удалённо через Ethernet/W5100 с веб-интерфейса. Для испытанного релейного шилда подтверждена распиновка: R1 -D4 R2...

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سلام به دوستان و همراهان گرامی 👋 در ویدیوی آموزشی ساخت منبع تغذیه نسخه 2.2، فرصت نشد تست عملی خروجی و پورت USB رو انجام بدیم. توی این ویدیوی کوتاه، عملکرد واقعی مدار رو زیر بار بررسی می‌کنیم تا ببینیم...

🌐 Arduino UNO + Ethernet Shield W5100 — TEST-05: проверяем TCP Client / Server, передачу данных и восстановление соединений! Продолжаем серию лабораторных испытаний Arduino UNO & Shields Lab. После успешной проверки SPI, DHCP, Ping, HTTP Web Server и сетевого управления...

🔧 Welcome to AZ Electronics🔧 This channel is dedicated to Teach you electronics repair. ************* Diode Array ICs are integrated circuits that contain multiple diodes inside a single package. They are commonly used for signal switching, protection, voltage clamping, logic circuits,...

NEW LIVE CHANNEL - And come hang out in the Discord! Get the T-shirts here! :) bigbeaverenergy.com Here is my Patreon I'm also on KoFi Sometimes I write books!

In this video How to Test a 7-Segment Display | Pinout, Polarity & Practical Testing | #shorts Haseeb Electronics. 7-Segment Display Testing Made Easy! | Pinout & Polarity Explained. Learn how to test a 7-segment display using...

0:00 - Intro. 0:13 - Samsung A22 Screen Assembly: 1:06 - Bluetooth Earphones (DO NOT BUY THEM!): 2:26 - Rust Converter. 3:11 - Battery air pump: 8:35 - Tyre Inflator: 9:13 - 2x Magnifying Glasses for Bench Work: 10:35 -...

In this video, I show you how I built a 100 W-capable USB PD programmable power supply from scratch. I also share some thoughts about the criticism I got. Join this channel to get access to perks: /join Affiliate links: CH32X035G8U6...

ProsKit SS-331N Front Power Switch Modification I hate rear mounted power switches, they are so unsuitable and I do not know why anyone would design a user interface with some of it on the back ! I add a power...

One of the most common small NPN transistors on Chinese-made boards, and one of the cheapest parts you can buy: a switch or a small amplifier for relay coils, LEDs, buzzers and level shifting. In this video: what to...

I put a 25-year-old knockoff of the Quik Strip™ wire stripper through its paces, showing how it cleanly strips insulation in a single squeeze after decades in the toolbox. No adjustments, no fancy features, just a simple...

Check out PCBWay's website for rapid prototyping of printed circuit boards, CNC and 3D printing services and many more! In this video, I show you my RGB ring light I designed for illuminating subjects for close-up videos. Join...

AMS1117 — the 1A LDO behind almost every 3.3V rail on a hobby board. In this video: what it is, why there are dozens of versions with the same pinout, what to verify before you substitute, and where to...

The iPhone 18 Pro Max vs Samsung Galaxy S26 Ultra battle is closer than ever. 🔥 In this full comparison, I put Apple and Samsung’s most powerful flagships head-to-head to see which phone actually gives you more in...

I partially repair a Brother P-touch label printer which had a battery leak and had spread to damaged the keypad. Buy Me a Coffee: *I really appreciate the donations and support I get from my Patreon Supporters and YouTube...

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🤖 Smart Arduino Environmental Reaction Robot 🔥💨💧🌡️ In this project, I built an Arduino-based robot that reacts to different environmental conditions using multiple sensors. The robot face is displayed on a 3.5-inch TFT display, and its expression changes depending...

🔥 Tired of Schottky diodes failing in extreme heat & humidity? 🔥 Shenzhen World Industrial Co., Ltd.'s NEW high junction temperature Schottky series is made for the toughest “double 85” conditions (85°C + 85% RH) — and...

I repair another Farmtek Polaris Timer System, this console is not booting up. Buy Me a Coffee: *I really appreciate the donations and support I get from my Patreon Supporters and YouTube Members, donations really do help me to...

Check out PCBWay's website for rapid prototyping of printed circuit boards, CNC and 3D printing services and many more! In this video, I show you the updates for my 100 W USB PD programmable power supply. The device...

How much power does always-on voice detection really need? In this video, we take a closer look at Polyn’s new NeuroVoice product line and explore how its ultra-low-power technology is designed to bring voice processing to power-constrained devices. We also...

Full video: Facebook: Twitter: Instagram: TikTok: Discord: Support me for more videos: #diy #electronics #project #led #circuit #engineering #experiment

🔧 Welcome to AZ Electronics🔧 This channel is dedicated to Teach you electronics repair. ************* Learn the USB pinout diagram and understand the function of each pin in a standard USB 2.0 connector. In this video, we explain the VCC, GND,...

1N4148 — the most common small-signal diode ever made. In this video: what it is, why nobody specifies it out of love, where the cheap version is fine and where it isn't, and where to check live availability. 📌 Timestamps 00:00...

Can one DC gear motor power 2 traffic lights and a drone motor? ⚡🤯 In this DIY electronics project, one DC gear motor is used to run two traffic lights and a drone motor at the same time. Simple motor...

In this video Simple Push-Pull Drive Using PWM | Variable Frequency & Duty Cycle | Practical Test | Ep #1488 Push-Pull PWM Drive Circuit | Variable Frequency & Duty Cycle | Practical Test. Simple Push-Pull Driver Circuit |...

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ابرخازن‌ها یا Supercapacitors نسل جدیدی از قطعات ذخیره‌سازی انرژی هستند که ترکیبی از ویژگی‌های باتری و خازن معمولی را دارند. در این ویدیو بررسی می‌کنیم: 🔹 ابرخازن چیست و چگونه کار می‌کند؟ 🔹 چرا شرکت‌هایی مثل Toyota و...

In this video Converting Between Metric Prefixes | Electronics Engineering Course | Lec #05 | Ep #1485. Metric Prefixes Made EASY in this Electronics Engineering Lesson. Stop Getting Metric Prefixes Wrong, How to Convert Metric Prefixes kΩ, MΩ,...

Caption: Power in every microfarad ⚡ Keeping circuits steady, noise filtered, and voltage smooth. What’s your go-to cap for high-frequency builds? 30 Tags: #Capacitors #ElectronicsComponents #CircuitDesign #HardwareEngineering #PCBA #ElectronicsLovers #DIYElectronics #ElectricalEngineering #MakerCommunity #PCBDesign #TechReels #ElectronicsRepair #SolderLife #EmbeddedSystems #EngineeringLife #CircuitBoard #TechCreators #Microfarad...

Description I created a smart humidity robot interface using Arduino Mega and a 3.5" TFT display. 🤖💧 The robot starts happy in normal humidity. When the humidifier is turned on, the humidity level rises and the robot gradually reacts —...

Ever wondered what’s actually happening inside that tiny charger when your phone starts charging? In just 60 seconds, we go inside a fast charger and follow the hidden journey of electricity — from household AC power to high-frequency switching,...

Master Triple-Branch Copper Wire Splice Hack! #DIY #Electrician #Wiring #ToolHack #ElectricalHacks #WireSplice #NhatMechanic #Shorts #Reels #Electronics

Turn the knob, take control. 🎛️⚡ From adjusting volume to fine-tuning voltage, here is how a potentiometer actually works! #potentiometer #electronics #electricalengineering #diycircuit #stem #scienceexperiments #arduinoprojects #arduino #robotics #maker #circuit #electronicsproject #physicsfun #techreels #engineeringlife #makerspace #learnengineering #sensor #breadboard #voltage...

Here are a few short caption options depending on the vibe of your post, followed by 30 targeted tags: Caption Options Option 1 (Direct & Educational): The fundamental trio of electronics: Control the flow, store the charge, and light it up....

A three-pin adjustable precision shunt regulator: 2.5V reference, everything else set by a resistor divider. It is the feedback element that keeps countless supplies, chargers and LED drivers steady. In this video: what to check when you cross-reference it...

Single-cell lithium charging for almost nothing: constant current, constant voltage, 4.2V cutoff, charge status pin. It is on nearly every small board with a battery. In this video: what it is, which version to pick (with or without protection),...

Full video: Facebook: Twitter: Instagram: TikTok: Discord: Support me for more videos: #diy #electronics #experiment #battery #pack #weld #spot