Signal Viewer

Explore raw EEG waveforms across all channels

0.0s to 10.0s

Power Spectrum

Frequency domain analysis using FFT and Welch method

Band Power Analysis

Decompose EEG into standard frequency bands

Delta

0.5 - 4 Hz -

Theta

4 - 8 Hz -

Alpha

8 - 13 Hz -

Beta

13 - 30 Hz -

Gamma

30 - 100 Hz -

Digital Filtering

Design and apply filters to clean your EEG signals

Viewing the original signal
Signal Comparison
Frequency Response

Time-Frequency Analysis

Observe how the frequency content of your signal evolves over time

Statistical Analysis

Comprehensive statistical measures for each channel

Channel Mean uV Std Dev Variance RMS Min Max Peak to Peak Skewness Kurtosis Zero Crossings

Topographic Mapping

Spatial distribution of brain activity across the scalp

Export Center

Download your processed data and visualizations

Raw Data CSV

Export the current signal data as a comma-separated values file

JSON Data

Export signal data, metadata, and analysis results in JSON format

Signal Image PNG

Save the current signal viewer display as a high-resolution PNG image

Analysis Report PDF

Generate a comprehensive PDF report with all computed analysis results

Filtered Data CSV

Export filtered signal data, preserving any filter operations you applied

Spectrum Data CSV

Export power spectral density values for further analysis

SVG Vector Image

Export the current signal view as a scalable vector graphic, ideal for publications and presentations

Time Range Data

Export signal data for a specific time window of your choosing

to seconds

Band Power Data

Export computed band power values for all channels as a CSV, ready for statistical analysis

High Resolution PNG

Save all current visualizations as high resolution images at 300 DPI for print and research papers

MATLAB Compatible JSON

Export data in a structured JSON format that can be easily imported into MATLAB or Python scripts