Triode soldering skills on the hash board
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The triode is a current control element, which is divided NPN type triode and PNP type triode, with a switching function. When measured with a multimeter, the normal resistance of the triode should be 150 to 750 ohms. So how to distinguish the NPN type and PNP type triode? What precautions should be taken when replacing the triode?
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Dear students,
Hello everyone, as China is about to usher in the Spring Festival, our company is scheduled to start the Spring Festival holiday from January 21 to February 4, 2025 (GMT+8). The course tutors will reply to you when they see the message. Please forgive them if they fail to respond in time. Thank you for your support and trust in 2024. In 2025 and the future, the ZMRC team will continue to offer you more professional courses and technical support.
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