Hero EEG layout
Understanding the electrode layout for the Hero dry EEG system
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The Hero includes 9 EEG sensors, 1 linked ear reference (A2), ground (GND) and reference (REF) *
The EEG sensors are located at positions FC3, FC4, C3, Cz, C4, CP3, CPz, CP4 according to the international 10-10 EEG system.

Channel Layout:
Channel 1 | FC3 |
Channel 2 | FCz |
Channel 3 | FC4 |
Channel 4 | C3 |
Channel 5 | Cz |
Channel 6 | C4 |
Channel 7 | CP3 |
Channel 8 | CPz |
Channel 9 | CP4 |
Channel 10 | A2 |

* There are two references A2 and REF to establish a crossed reference.
For other Minimal EEG systems, see Comparative Minimal EEG Electrode Layout.
