Stackable connectors – up to 6 channels can be stacked and wired to A0-A6 analogue inputs Calibration signal generation by D4/D9 digital output Precise trimmer potentiometer for calibration (all boards are shipped completely assembled, tested and calibrated so that you don’t have to do this unless you want to see how things works) Input connector for standard or active electrodes Works with both 3.3V and 5V Arduino boards
Specifications
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