ABM EVO IV
USER GUIDE
would be apparent when Compression is added by increasing the overall
gain to restore the volume to its pre compression level, because of this
you may notice an increase in background noise with high compression
settings.
COMPRESSION IN/OUT – This push button switches the Compression
IN or OUT. This function may also be controlled from the Ashdown 4 way
footswitch. For the footswitch to operate this button must be in its OUT
position.
SUB HARMONICS - This section produces Sub Harmonics an octave
below the notes being played. The level of these Sub Harmonics relative
to the straight bass sound can be adjusted using the LEVEL control.
This is very effective in thickening the sound and you will find in use that
only a small degree of this lower octave is required to really fill out the
sound and provide a character that is not possible by any other means.
The degree of Sub Harmonics is also dependant on the setting of the
BASS control.
DIRECT INJECT (D.I.) - A balanced D.I. is provided on a latching XLR
socket. This has a push button placed below it that allows the user to
choose either a Pre E.Q. signal (button pushed IN) or a Post E.Q. Post Sub
and effects signal (button OUT).
The output signal from this XLR socket is set to a level and impedance
suitable for connecting directly into the Microphone input of a mixing