Physiological information provided by bio-potential signals is essential and pivotal for biomedical sensors. As the first stage in the signal chain of the sensor, impedance matching of the analog ...

It is equipped with 32 Inputs (16 x digital 4-30V, 8 x analog 0-10V, 4 x analog 0-5V, 4 x analog 4-20mA) and 20 Outputs (8 x relay 250V/5A, 2 x open-collector 30V/1A, 8 x analog 0-10V) and offers ...

In this repository we provide cad files and software codes to make and operate an up-to-date instrumentation amplifier (INA) that can accommodate 10Mohm impedances with 16 bit precision at 1MSPS. The ...

The impedance of the input source affects the noise performance of the op amp. Theoretically, an ADC’s SNR can be found from the equation: SNR (in dB) = 6.02N + 1.72 ...

Much to the chagrin of hardware tinkerers, the Raspberry Pi doesn’t have analog inputs on its GPIO pins. Sure, you can blink a LED with just a few console commands, but reading sensors with a… ...