high-pass filter ensures that low frequency signals below 80Hz are not passed to satellite speakers connected to
the subwoofer outputs.
Auto standby
Select to specify the delay time before the subwoofer will switch to Standby mode when unused. The auto
standby feature can also be switched o using the Auto On/O switch on the backplate.
Trigger (5 - 12 VDC = on)
Select one of four options:
▪ Disable: Trigger input is ignored.
▪ ON/OFF: Trigger input is required to turn the 18S on.
▪ Mute sub with High pass: Trigger input mutes the 18S with main speakers high passed.
▪ Mute sub without High pass: Trigger input mute the 18s with out high pass filtering the main speakers.
Left main speaker distance
Select to specify the distance in centimetres of the left main speaker from the listening position.
Right main speaker distance
Select to specify the distance in centimetres of the right main speaker from the listening position.
Subwoofer distance
Select to specify the distance in centimetres of the subwoofer from the listening position.
Factory Reset
Select to return your 18S to its default settings.
Software version
Displays the installed firmware version.
26 Professional Audio Subwoofers User manual