谢邀，脑电一个芯片都买不起AD12XX的几百一块，一个AD7232才20快，我就在想，EEG和ECG有什么不同，是不是可以使用便宜的芯片测量？ 那就需要知道信号的不一样之处。 脑电信号和心电信号都是身体上两点的电压差，它们都是生物电信号。脑电信号是脑部神经细胞 ...

We’ve seen a number of heart rate monitoring projects on Hackaday, but [Peter’s] electrocardiography (ECG) Instructable really caught out attention. If you’ve followed Hackaday for any period of time, ...

Plants emit bioelectrical signals that can be converted into serene, audible music. ESP32 + AD8232 ECG front-end and light ear-clip electrodes capture stable plant signals. Soil moisture alters ...