Ecler DP 300 Manuel Utilisateur page 38

In this case, a Linkwitz-Riley high-pass filter with 24dB/oct slopes and cut-off frequency of 1,68kHz shall
be set up.
First, press the NEXT key as necessary until the output renaming screen is reached. Change the output
name to "High", as these outputs will drive the high frequency way.
OUT 5&6
Name
Press the PREVIOUS key and adjust the audio source, gain, limiter, delay, delay link and polarity as
explained in the set up procedure for outputs 1&2 and 3&4.
Press the PREVIOUS key to access the Lo Shape parameter. Chose the "L-R 24" option, i.e.
Linkwitz-Riley filter with 24dB/oct slope using the encoder wheel or by pressing the ◄ and ► keys.
OUT 5&6
Lo Shape
Press PREVIOUS again, so that the screen where the lower cut-off frequency can be adjusted, shows
up. Turn the encoder or use the ◄ and ► keys and adjust 1,68kHz.
OUT 5&6
Hi pass
Press the PREVIOUS key to access the Hi Shape parameter. Chose the "L-R 24" option, i.e.
Linkwitz-Riley filter with 24dB/oct slope using the encoder wheel or by pressing the ◄ and ► keys.
OUT 5&6
Hi Shape
Press PREVIOUS again, so that the screen where the upper cut-off frequency can be adjusted, shows
up. Turn the encoder or use the ◄ and ► keys and adjust the value OUT. This means that a high-pass
filter with no upper slope is set up.
OUT 5&6
Hi pass
On the next press of the PREVIOUS key, the screens referring to the equalization appear. In this case a
boost o 5dB shall be applied at 14,9kHz.
The fist screen to appear is used to select the filter curve type. Choose a bell-type filter.
OUT 5&6
Eq1S Bell
38
High
High
High
L-R 24
High
1.68kHz
High
L-R 24
High
OUT
High
Sp14