Attenuate low end frequencies

[Cunamara]

I didn't have time to watch 26 minutes of this, but Throbak is reputed to make good pickups and so their information might even be reliable:

and YouTube suggested this, I haven't watched it:

[benjamin]

I didn't have time to watch 26 minutes of this, but Throbak is reputed to make good pickups and so their information might even be reliable:

and YouTube suggested this, I haven't watched it:

thanks for the ressources it looks very helpful!