Menu item Subitems/parameter range
(default setting in bold)
Description
SPEAKER PROC • Low Pass Notch: Flat,
Medium, High
This menu is used to edit the LPN
Speaker Processing filter setting of
the integrated power amplifiers.
Please refer to section Speaker
processing (LPN), page 17 for more
details.
If the DIRECT DRIVE mode is
activated, the Low Pass Notch filter
is always bypassed.
MASTER A EQ • SLIDERS-LINK
• Frequency bands 63 Hz,
160 Hz, 400 Hz, 1 kHz,
2.5 kHz, 6 kHz, 12 kHz
Activate the entry SLIDERS-LINK to
edit the levels of the corresponding
GEQ bands using the GEQ
hardware controls. If not activated,
edit the bands in the display using
the FX/PARAMETER rotary control.
MASTER B EQ
AUX EQ
MASTER ROUTING • MASTER A: Mono, Stereo When MASTER A is set to Stereo,
the MASTER A L/R signal is not
changed and outputted in stereo.
When Mono is selected the
MASTER A L/R signal is summed
and outputted in mono at MASTER
A L and also MASTER A R.
• MASTER B: Pre, Post;
Mono, Stereo
When MASTER B is set to Pre, the
audio signal is tapped pre MASTER
A volume control and therefore not
affected by the MASTER A control’s
setting. When MASTER B is set to
Post, the audio signal is tapped
post MASTER A volume control and
therefore affected by the MASTER A
control’s setting. This mode is
mainly used for subwoofers or
delay lines.
When MASTER B is set to Stereo,
the MASTER B L/R signal is not
changed and outputted in stereo.
When Mono is selected the
MASTER B L/R signal is summed
and outputted in mono at MASTER
B L and also MASTER B R.
• MAS. B Delay: : 0.0–50
Meters
The MASTER B signal can be
delayed up to 145.8 ms. The unit
can be switched between
milliseconds (ms), meters and feet.
28 en | Operation PM 502
15-May-14 | 02 | F01U297804 User manual Bosch Sicherheitssysteme GmbH
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