LEQ-5

5 Band Inductor Equalizer

Audio IN and OUT
Band 1: 70 Hz
Band 2: 140 Hz
Band 3: 280 Hz
Band 4: 900 Hz
Band 5: 1800 Hz, 1.8 kHz
Low shelf: 100 Hz
High shelf: 2200 Hz, 2.2 kHz
Bypass switch
16hp wide

Q Rates
At 70 Hz Q = 1.75
At 140 Hz Q = 3
At 280 Hz Q = 3
At 900 Hz Q = 5.5
At 1800 Hz Q = 8

https://www.steveturner.com.au/blog/blog/7436158/phase-engineering-leq-5