Brain wave frequency
Brain wave frequency
Brain Lobes and functions
10-20 Areas and Functions
10-20 Areas and brain Hemispheres
100

Ranges from 1-4HZ.

Is the slowest brain wave

Delta

100

Alpha, SMR, MU 

Idling rhythms 

100

Helps with perception, making sense of the world, spelling & arithemetic. "Smarts of the brain."

Located behind the frontal lobe 

Parietal Lobe 

100

Posterior Temporal Lobes.

Helps with co-dependency, poor sense of self or poor eye contact

T5 & T6

100
Helps with tactile sensitivity, poor sleep, seizures, hyperactivity and anxiety.

Located in the sensorimotor cortex

 C3 & C4

200

"Flat top" brain wave

Ranges from 4-8Hz

Theta

200

Linked to focus, analytics. 

Normally 13-21HZ 

can overlap EMG ranges

Beta

200

Visual Processing.

normally has higher alpha amplitudes. located in the back bottom part of the brain. 

Occipital Lobe

200
Helps with memory or emotional problems. in the Temporal lobes

T3 & T4

200

Between the middle of sensory and motor functions. helps with ADHD and hand writing 

C4

300

Normally 9-11Hz

Type of Idling wave

Mu Rhythms

300

Ranges from 20-32Hz 

associated with Peak performance, fast cognitive processing, worry/ anxiety. 

Could actually be EMG 

High Beta
300

Helps with memory, understanding & language. connected with emotions and motivation. Found on the sides of the head near the ears. 

Temporal Lobes

300

Helps with poor visual attention, addiction and anxiety.

Best site for alpha training.

O1 & O2

300
Helps with somatic and sensory issues. 

Right hemi. 

P4
400

Ranges from 8-10 Hz

Type of Idling wave. can reflect slow processing and cognitive decline

Alpha 1

400

Ranges from 28-40 Hz

trained under task and is involved in advanced learning and memory 

Gamma

400

Controls executive functions, thinking, planning, organizing, problem solving, emotions and behavioral control. located in the fron of the brain behind the forehead. 

Frontal lobe

400
Helps clients with rumination, obsessions or inflexibility.

Part of the cingulate Gyrus 

FZ , CZ, PZ

400

Lack of emotions, introversion, goal-directed, thinking and action, internal locus of control, slow & serial processing. Perfect solution is the goal 

Left Hemisphere dominance traits

500

Normally 12-15 Hz

Type of Idling wave 

Sensorimotor Rhythm (SMR)

500

Ranges from 10-12Hz. 

Reflects fast processing, anxiety and insomnia.

Type of idling rhythm

Alpha 2

500

Motor function in the frontal lobe and Sensory funcation in the parietal lobe

Sensory motor cortex

500
Helps with poor attention, judgment, social anxiety/ poor social skills.

F3 & F4

500

Distractibility, stimulus seeking, seeking novelty & change. emotionally involved, expressive and extroverted. external locus of change. needs to be liked by others. impulsive and manic behavior. fast processing. makes decisions easy

Right hemisphere dominanace traits