Extreme Low – 20 Hz to 60 Hz

This frq range is more felt than heard
Excessive boosting results in a very MUDDY sound

 

Low – 60 Hz to 250 Hz

This frq range contains most of the fundamental tones
The very low-end (100 Hz and lower) is warm
Boominess occurs around 200 Hz
Excessive boosting results in a very BOOMY sound
Excessive cutting results in a very THIN sound

 

Lower Midrange – 250 Hz to 2500 Hz

Very important frq range because all sound systems can reproduce it
The low-mid range, around 250-1000 Hz, adds depth and body
Excessive boosting results in a very TELEPHONE-LIKE sound
Excessive boosting between 1-2 kHz results in a very HORN-LIKE sound

 

Upper Midrange – 2500 Hz to 5000 Hz

Very important frq range for acoustic instruments and voice
The range between 2-4 kHz may provide presence and bring a sound out of the mix
Boosting around 3 kHz adds CLARITY without increasing the overall level
Excessive boosting results in a very THIN and DISTANT sound

 

Presence – 5000 Hz to 7000 Hz

Boosting this frq range makes the sound THIN and HARSH
Cutting a few dB in this frq range gives an instrument a WARMER sound

 

High – 7000 Hz to 20000 Hz

Boosting this frq range adds CLARITY and TRANSPARENCY to acoustic instruments
Boost a few dB at around 12 kHz to CLEAN UP cymbals and vocals
Cutting in this range makes the sound COMPRESSED and UNCLEAR