Transistores de unijunção! O que são e como funcionam!

Unijunction transistors! What they are and how they work! Let's learn about this interesting type of transistor, its operation, and applications, especially the relaxation oscillator! 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-... LAUNCH: Complete Electronics Course with a Focus on Telredes FAILURE ANALYSIS! Complete course, from basic to advanced. Ideal for those who want to learn how to repair electronic boards or build their own circuits: https://hotm.art/Curso-de-Eletronica-... HIGHLY REQUESTED COURSES: 1) GENERAL ELECTRONICS Course!!!! New for those who want to learn electronics!! Link: https://hotm.art/Curso-de-ELETRONICA-... 2) Online AUTOMOTIVE ELECTRICAL course (with certificate): https://hotm.art/Curso-de-Eletrica-Au... 3) VOLTAGE INVERTER Fabrication and Repair Course: https://hotm.art/Curso-Fabricacao-Con... 4) Express CCTV Technical Course (12 interest-free installments): https://hotm.art/Curso-de-CFTV-cameras CELL PHONE AND LAPTOP COURSES: 1) CELL PHONE Maintenance and Repair Course: https://hotm.art/Curso-de-Manutencao-... 2) LAPTOP Repair Course: https://hotm.art/Curso-de-Conserto-NO... OTHER COURSES IN THE AREA: 1) SOLAR ENERGY System Installer Course: https://hotm.art/Curso-de-Instalador-... 2) ENGLISH from scratch: https://hotm.art/INGLES-do-zero