TC Electronic DB4 MKII - Manual (Page 33)

EQ/Delay 8
English Manual 29
Cut Filter – Bessel type
Cut Filter – Butterworth type
Press Freq and use Faders 1 to 4 to adjust fre-
quency for each of the four bands.
– Range – Lo band: 20 Hz to 20 kHz
– Range – Mid1 band: 20 Hz to 20 kHz
– Range – Mid2 band: 20 Hz to 20 kHz
– Range – Hi band: 20 Hz to 40 kHz
Gain
Press Gain and use Faders 1 to 4 to adjust gain
for each of the four EQ bands.
Range for the Parametric, Shelve and Cut type:
– Lo Gain: -12 dB to +12 dB
– Mid1 Gain: -12 dB to +12 dB
– Mid2 Gain: -12 dB to +12 dB
– Hi Gain: -12 dB to +12 dB
Range for the Notch filter:
– Lo Gain: -100 dB to 0 dB
– Mid1 Gain: -100 dB to 0 dB
– Mid2 Gain: -100 dB to 0 dB
– Hi Gain: -100 dB to 0 dB
Type
Press and use Faders 1 to 4 to set BW value for
each of the 4 EQ bands.
Range for the Notch filter:
– Lo BW: 0.02 to 1 oct
– Mid1 BW: 0.02 to 1 oct
– Mid2 BW: 0.02 to 1 oct
– Hi BW: 0.02 to 1 oct
Range for the Parametric filter:
– Lo BW: 0.1 to 4 oct
– Mid1 BW: 0.1 to 4 oct
– Mid2 BW: 0.1 to 4 oct
– Hi BW: 0.1 to 4 oct
Range for the Shelve filter:
– Lo BW: 3 to 12 dB/oct
– Hi BW: 3 to 12 dB/oct
Range for the Cut filter:
– Lo BW: Bessel or Butterworth
– Hi BW: Bessel or Butterworth
Bandwidth/Q – Key values:
– BW Q
– 0.5 2.87
– 0.7 2.04
– 1.0 1.41