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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.
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For information, I'm trying to make this for intrumentation teaching of medical engineer.
There is no sign of saturation at all. There is no filter in output. It's really strange, when we put a gain of 100, one time it works perfectly and one time, it stop...
I'm trying to make an ECG with the scheme supplied by the INA114 datasheet. I change Rg to 25 ohms to have a gain of 1000. My problem is that sometimes it works and somtimes the output is 0. Even the noise disappears. I have realised the montage 3 times on a labdec and 1 time on a card but I...
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