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.
Why is there a poll with nonsense options?
Regarding the circuit,what transistor are you using and what is the input voltage? Polarity of the transformer?
Success or failure depends greatly on the transformer design/characteristics. Something of a black art. That's why most people choose to buy an off-the-shelf switch-mode power supply rather than try to build their own.
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