EEG Power by Frequency Band (IFCN Glossary Bands)
EEG band power (delta, theta, alpha, beta, gamma) from one channel's samples, with the IFCN glossary's band edges.
Open the calculator → Runs in your browser. Data leaves only if you deliberately send a problem report from the interactive tool.
Example
- Sampling rate
- 64
- Samples, one per line
- 0, 0.831, 0.924, 0.195, -0.707, -0.981, -0.383, 0.556, 1, 0.556, -0.383, -0.981, -0.707, 0.195, 0.924, 0.831, 0, -0.831, -0.924, -0.195, 0.707, 0.981, 0.383, -0.556, -1, -0.556, 0.383, 0.981, 0.707, -0.195, -0.924, -0.831, 0, 0.831, 0.924, 0.195, -0.707, -0.981, -0.383, 0.556, 1, 0.556, -0.383, -0.981, -0.707, 0.195, 0.924, 0.831, 0, -0.831, -0.924, -0.195, 0.707, 0.981, 0.383, -0.556, -1, -0.556, 0.383, 0.981, 0.707, -0.195, -0.924, -0.831, 0, 0.831, 0.924, 0.195, -0.707, -0.981, -0.383, 0.556, 1, 0.556, -0.383, -0.981, -0.707, 0.195, 0.924, 0.831, 0, -0.831, -0.924, -0.195, 0.707, 0.981, 0.383, -0.556, -1, -0.556, 0.383, 0.981, 0.707, -0.195, -0.924, -0.831, 0, 0.831, 0.924, 0.195, -0.707, -0.981, -0.383, 0.556, 1, 0.556, -0.383, -0.981, -0.707, 0.195, 0.924, 0.831, 0, -0.831, -0.924, -0.195, 0.707, 0.981, 0.383, -0.556, -1, -0.556, 0.383, 0.981, 0.707, -0.195, -0.924, -0.831
Result: Largest band: alpha, 100% of the band power; peak 10 Hz.
The tool opens with these values already filled in. Replace them with your own.
What you enter
- Sampling rate (Hz)
- Samples, one per line
- Analysis window (s)
- Lower edge of delta (Hz)
How this is calculated
Citation
Kane N, et al. A revised glossary of terms most commonly used by clinical electroencephalographers. Clin Neurophysiol Pract 2017;2:170-185, and its 2019 corrigendum (beta above 13 to 30 Hz): band names and edges only. Read the sources: Kane 2017 ↗, Corrigendum 2019 ↗
A reference and educational tool. Not medical, legal, or financial advice, and not a substitute for clinician judgment.