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Questions tagged [human-signal]

Human signals are signals that can be measured and that carry meaningful information about how our body works. ECG, EEG, EMG, kinetic and kinematic measurement of the movement and GRF are good examples of human signals.

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4answers
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I've become an electrical conductor for my headphones… but how?

So I have a pair of Bose noise-cancellation headphones that I plug into my keyboard every night to charge them (via my keyboard's USB port). My keyboard happens to be a metallic Apple keyboard. You ...
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vote
1answer
92 views

Strange trend for ECG gold electrodes impedance at DC

I’m trying to characterize two electrodes for ECG which are made as a classic PCB with a rounded shape and with the copper covered by a thin layer of gold (ENIG process). My first attempt was to put ...
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votes
1answer
2k views

2 Lead ECG without RLD AD8232

I have got the SparkFun kit with the AD8232. The schematic is: I wish to use only 2 leads; how do I ground the third lead RLD? I'm collecting the signal from the hands. The datasheet only gives ...
3
votes
1answer
879 views

Bioelectrical Body Impedance Analysis?

On what principle Bioelectrical Body Impedance Analyzer works? I thought about this many times, and I wanted to know is there really a way to precisely measure all those body parameters with this ...