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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.

Recent content by er92@st

  1. E

    FILTERING AN ECG SIGNAL - before or after the notch?

    Hi, am working on a project of a heart rate monitor and am planning to use the fingertip method. Jst need suggestions which sensor I can preferably use.

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