Table 1 Hardware configuration parameters for multimodal neural feedback System.

From: Multimodal neural feedback collaborative training system for executive function and tactical cognition enhancement in football athletes

Device name

Technical parameters

Sampling frequency

Precision indicators

EEG Amplifier

64-channel, 24-bit resolution, ± 150mV input range

1000 Hz

< 0.5µV noise floor

Eye Tracker

Binocular tracking, 0.3° accuracy, 9-point calibration

1000 Hz

0.25° precision

GSR Sensor

0.01–100 µS range, DC coupling, auto-ranging

100 Hz

± 2% full scale

Heart Rate Monitor

3-lead ECG, R-wave detection, HRV analysis

500 Hz

± 1 BPM accuracy

EMG Sensor

8-channel, differential amplification, 1–500 Hz bandwidth

2000 Hz

1µV resolution

Accelerometer

3-axis, ± 16 g range, digital output interface

100 Hz

0.1 g sensitivity

Central Processing Unit

Multi-core processor, 32GB RAM, GPU acceleration

N/A

Real-time processing

Data Storage System

Solid-state drives, RAID configuration, backup protocols

N/A

99.9% reliability

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