Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
Used as a switch to supply current or not. "Normally" electromagnetic buzzer
needs more current than micro output can supply, so a power switch, MOSFET
or bipolar used, to handle bigger current needs.
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