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.
I got a damaged ATX PSU with primary transistors (13007) blown. When opened to repair I found that it doesn’t have EMI filter (markings present on pcb). I decided to include one and designed as attached pic.
As not an expert I’m not sure about the required values of X caps and inductors. The...
Hi,
Does anyone here knows how to measure the mutual inductance and coupling coefficient for small values inductors? I have succeeded to do that for one common mode choke using an LCR meter, where the L1 and L2 where 4mh, for another choke (where L1 and L2 are 1mH) i have got a coupling...
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