Válvulas Termiônicas - O que são e como funcionam!

Thermionic Valves - What they are and how they work! A brief introduction to valves and their basic operation. Let's take a look at this component that once dominated electronics and, although it's long since lost its place, still has its uses in some more specific applications! DID YOU LIKE THE VIDEO? Help keep the Electrolab channel going and give it a "THANKS A LOT" (in the "THANKS" heart in the same like bar) with a one-time contribution to support the channel! Thank you! Support Electrolab on the "Apoi-se" page! https://apoia.se/electrolab Become an Electrolab patron: https://www.patreon.com/electrolab?ty=h Subscribe to the channel here: https://www.youtube.com/c/electrolab-... Training courses recommended by Electrolab: 🔥 UNMISSABLE LAUNCH! 🔥 Want to become an electronics expert and master fault analysis on electronic boards? The Telredes Electronics Course is now available! 🛠️💡 ✅ From basic to advanced ✅ Perfect for those who want to repair boards or build their own circuits 🔗 Secure your spot now: https://hotm.art/Curso-de-Eletronica-... 📌 MOST POPULAR COURSES – Choose yours! 🚀 1) GENERAL ELECTRONICS Course – The best option to start from scratch and learn everything about electronics! 🔗 Access now: https://hotm.art/Curso-de-ELETRONICA-... 🚗 2) AUTOMOTIVE ELECTRICAL Course – Learn how to diagnose and repair automotive electrical systems. With a certificate! 🔗 https://hotm.art/Curso-de-Eletrica-Au... ⚡ 3) Manufacturing and Repair of Voltage Inverters – Master the creation and maintenance of these essential devices! 🔗 https://hotm.art/Curso-Fabricacao-Con... 📹 4) Express CCTV Technical Course – Learn everything about installing and maintaining security cameras. Pay in 12 interest-free installments! 🔗 https://hotm.art/Curso-de-CFTV-cameras 📱 SPECIAL: Cell Phone and Laptop Maintenance! 🔧 Cell Phone Maintenance and Repair Course – Become a professional and profit from smartphone repairs! 🔗 https://hotm.art/Curso-de-Manutencao-... 💻 Laptop Repair Course – Learn the most advanced techniques for laptop repairs! 🔗 https://hotm.art/Curso-de-Conserto-NO... 🌞 MORE OPTIONS FOR YOU! 🔋 SOLAR ENERGY System Installer Course – Take advantage of this opportunity and enter the renewable energy sector! 🔗 https://hotm.art/Curso-de-Instalador-... ENGLISH Course from Scratch – Learn English quickly and easily! 🔗 https://hotm.art/INGLES-do-zero #Electrolab #Valvulas