K complex
From EEGpedia
- Presence in Non-REM 2 sleep
- High amplitude (>100 microV)
- Long duration (>200ms)
- Diphasic
- Often associated with sleep spindels
- Location: Frontocentral with the maximum at Cz or Fz.
Diphasic K-complex with a maximum at Cz in non REM 2 sleep