Bogen ANS501 - Manual (Page 10)

1. Set MODE Switch to "SET" mode.
2. Set RELATIVE GAIN to the desired amount of sig-
nal gain you would like the balanced/unbalanced
input to ride over the ambient level.
3. Set MAX BOOST to limit the maximum amount of
signal gain for the whole system.
4. Adjust AMBIENT THRESHOLD until the STATUS
LED starts flashing amber, then adjust ACTIVITY
THRESHOLD until amber stops flashing.
5a. Using the chart and diagram on page 13, set the
AMBIENT THRESHOLD to the dBspl level where
automatic increases to the system volume would
be desired, then set the MODE Switch to ‘Run’.
- or -
5b. If the live ambient noise level (while making these
adjustments) is at the desired trip point, set the
MODE Switch to the ‘Run’ position, and then
adjust the AMBIENT THRESHOLD control to a
point where the STATUS LED flashes green.
6. Adjust RAMP SPEED to desired settings.
7. Test the system’s response to noise and, if neces-
sary, set the ACTIVITY THRESHOLD control
higher if the maximum signal level is not achieved.
Tweaking adjustments to MAX BOOST, RELA-
TIVE GAIN, and RAMP SPEED controls may also
be necessary.
10
Module Setup, cont.
Normal Mode
All sources are affected by the gain adjustment process. Background music source will need to be routed through the main
mixer inputs, which will be affected by the gain adjustment process. Refer to page 12 for illustration.
Start with all POTS turned fully clockwise (AUX IN is not used in this mode).