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  "path": "/lucasfernando/how-to-use-relays-and-transistors-with-arduino-lesson-18-3f227f",
  "publishedAt": "2026-02-23T12:57:42.000Z",
  "site": "https://www.hackster.io",
  "textContent": "In this lesson, we explore two essential electronic components: relays and transistors.",
  "title": "How to Use Relays and Transistors with Arduino - Lesson #18"
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