Uploaded December 2021 | Updated September 2026, 3 weeks ago
Thermistors. Learn the basics of how thermistors work in this video on thermistor basics temperature sensor.
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Thermistors. Learn the basics of how thermistors work in this video on thermistor basics temperature sensor.
👉 👉👉 FREE design software ➡️ altium.com/asp/the-engineering-mindset
⚡🛠️ TOOLS YOU NEED 🛠️⚡
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Stepper motor:➡️ youtu.be/09Mpkjcr0bo
AC motors ➡️ youtu.be/59HBoIXzX_c
DC motors:➡️ youtu.be/GQatiB-JHdI
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Series circuits ➡️ youtu.be/VV6tZ3Aqfuc
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👋 SOCIALISE WITH US 👋
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👉FACEBOOK: facebook.com/theengineeringmindset
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👉WEBSITE: Http://TheEngineeringMindset.com
👀 Links - MUST WATCH!! 👀
*******************************
⚡ELECTRICAL ENGINEERING⚡
👉How electricity works: youtu.be/mc979OhitAg
👉Three Phase Electricity: youtu.be/4oRT7PoXSS0
👉How Inverters work: youtu.be/ln9VZIL8rVs
👉How TRANSFORMER works: youtu.be/UchitHGF4n8
👉How 3 Phase electricity works: youtu.be/4oRT7PoXSS0
👉How Induction motor works: youtu.be/N7TZ4gm3aUg
👉What is a KWH: youtu.be/SMPhh8gT_1E
👉How induction motor works: youtu.be/N7TZ4gm3aUg
❄️ CHILLER ENGINEERING ❄️
👉Chiller Efficiency improvements: youtu.be/8x3MiO5XjhY
👉Chilled water schematics: youtu.be/ak51DHAiuWo
👉Chiller crash course: youtu.be/K0xAKzdROEg
👉Chiller types: youtu.be/gYcNDT1d30k
👉Chillers/AHU/RTU: youtu.be/UmWWZdJR1hQ
👉Water cooled chiller Part1: youtu.be/0rzQhSXVq60
👉Water cooled chiller Part2: youtu.be/3ZpE3vCjNqM
👉Chiller expansion valve: youtu.be/dXiV5YzTZQ4
👉Chiller surge: youtu.be/DQK_-vxObiw
👉Chiller condenser: youtu.be/p5uuPsyqnwU
👉Chiller evaporator: youtu.be/W3w7FpX9j9k
👉Chiller compressor centrifugal: youtu.be/PT0UIqAGacg
👉Chiller cooling capacity: youtu.be/f-N4isgQRGQ
🌡️ HVAC ENGINEERING 🌡️
👉HVAC Basics: youtu.be/klggop60vlM
👉Boilers/AHU/FCU: youtu.be/lDeuIQ4VeWk
👉How Heat Pump works: youtu.be/G53tTKoakcY
👉Heat pumps advanced: youtu.be/G53tTKoakcY
👉Fan Coil Units: youtu.be/MqM-U8bftCI
👉VAV Systems: youtu.be/HBmOyeWtpHg
👉CAV Systems: youtu.be/XgQ3v6lvoZQ
👉VRF Units: youtu.be/hzFOCuAho_4
👉Cooling load calculations: youtu.be/0gv2tJf7nwo
👉Pulley belt calculations: youtu.be/yxCBhD9nguw
👉Pump calculations: youtu.be/99vikjRrlgo
👉Fan and motor calculations: youtu.be/rl-HQRzL-kg
👉HVAC Cooling coils: youtu.be/oSs-4Ptcfhk
👉Cooling towers: youtu.be/UzHJWNL2OtM
⚗️ REFRIGERATION SYSTEMS 🌡️
👉How refrigerants work: youtu.be/lMqoKLli0Y4
👉Thermal expansion valves: youtu.be/oSLOHCOw3yg
👉Refrigeration design software: youtu.be/QqP5aY6liAg
👉Design refrigeration system: youtu.be/TPabv9iDENc
👉Reversing valve: youtu.be/r8n1_6qmsKQ
👉How A/C units work: youtu.be/Uv3GfEQhtPE
⚗️ REFRIGERANTS ⚗️
👉Refrierant retrofit guide: youtu.be/1OqgLcU2buQ
👉Refrigerant types, future: youtu.be/J77a0keM2Yk
👉How refrigerants work: youtu.be/lMqoKLli0Y4
🌊 HYDRONICS 🌊
👉Primary & Secondary system: youtu.be/KU_AypZ-BnU
👉Pumps: youtu.be/TxqPAPg4nb4
👉Pump calculations: youtu.be/99vikjRrlgo
🔥➡️❄️ HEAT EXCHANGERS 🔥➡️❄️
👉Plate Heat Exchangers: youtu.be/br3gkrXTmdY
👉Micro plate heat exchanger: youtu.be/xrsbujk4u6k
💻 DATA CENTERS 💻
👉Data Center cooling: youtu.be/xBxyhxmhigc
🔬 PHYSICS 🔬
👉What is Density: youtu.be/r0Ej0xB-0C8
🎬 DOCUMENTARY 🎬
👉WW2 Bunker HVAC engineering: youtu.be/xEzz-JkPeLQ industrial engineering power electronics rtd thermocouple vs rtd thermistor

![Why This Circuit Works When It Shouldn’t
Learn how to extract useful energy from dead batteries,.
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In this video, we explain how a simple Joule Thief circuit boosts low voltage using inductors, transistors, and Faraday’s law. Learn how it works, why it works, and how to build one yourself with a DIY kit or custom PCB. Learn how transistors, inductors, toroid transformers, LED and resistors work.
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Good Clamp meter ➡️ https://amzn.to/3xqt2is
Outlet tester ➡️- https://amzn.to/3kavg2l
Energy monitoring plug ➡️ https://amzn.to/3SkfPl7
Battery tester -➡️ https://amzn.to/3S3fHWI
Basic electronics ➡️ kit https://amzn.to/3xuLiqS
MY FAVOURITE GEAR
🎥 My camera - https://amzn.to/3YCZ7Q9
🎤 My Microphone - https://amzn.to/3YYXsUC
⌨️ My Keyboard - https://amzn.to/3lBsl33
🖥️ My monitor - https://amzn.to/415BGjW
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👋 SOCIALISE WITH US 👋
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👉WEBSITE: Http://TheEngineeringMindset.com
[0:00] Dead Battery Powers an LED? How This Is Possible
[0:18] The Clever Joule Thief Circuit Explained
[0:28] How to Build This DIY LED Booster Circuit
[0:45] Circuit Components Overview (Switch, Toroid, Resistor, Transistor)
[1:10] Current Flow in the Circuit: Path A vs Path B
[2:10] How the Joule Thief Starts Oscillating
[3:32] How a Resistor Works in This Circuit
[4:13] How a Transistor Works as an Electronic Switch
[5:35] Why the Toroid Coil Is So Important
[6:00] Electromagnetic Fields, Coils, and Inductors Explained
[7:20] Self-Inductance: Why Current Cannot Change Instantly
[8:24] Why a Ferrite Core Improves Inductor Performance
[8:40] Faraday’s Law and Mutual Inductance Explained
[9:32] How a Changing Magnetic Field Induces Voltage
[10:20] Lenz’s Law Explained with Coil and Magnet Examples
[11:15] Coil Polarity and Induced Current Direction
[12:17] Why the Two Toroid Windings Must Oppose Each Other
[14:23] Full Joule Thief Circuit Operation Step by Step
[15:10] Core Saturation: Why the Transistor Suddenly Switches Off
[16:03] Inductive Kickback and the High Voltage Spike Explained
[16:41] How the LED Turns On from a Dead Battery
[17:07] Why the LED Looks Continuous Even Though It Is Pulsing
[17:22] How LEDs Work: Diodes, Threshold Voltage, and Light Emission
[18:21] Why a White LED Proves Voltage Boosting
[18:31] DIY Kit and PCB Build Options
[19:33] Breadboard Prototype and PCB Soldering Guide
[20:21] North Pole Coil Direction Answer Why This Circuit Works When It Shouldn’t](https://i.ytimg.com/vi/Sh9aZ2uemk0/mqdefault.jpg)








