200 Hz
20...20000 ms
HI PASS sets the cut-off frequency of the Hi pass filter.
2000 Hz
20...20000 ms
LO PASS sets the cut-off frequency of the Lo pass
filter.
40 dB
21...100 dB
STOP RIPPLE sets the slope of the FIR filter.
Selects the FIR filter type of the DSP block.
Filter Editing via ”Mouse Movement” in the Graphics Display
A white dot in the frequency response display represents an active filter (BYPASS not engaged). Clicking with the left
mouse button on this dot and keeping the mouse button pressed down allows changing the selected filter’s frequency
by moving the mouse to the left or to the right.
FIR/FIR-DRIVE CONTROLLER
The DSP block FIR Controller or FIR-Drive Controller entirely integrates the required signal processing
for a complete PA system, providing FIR Controller or FIR-Drive Controller blocks starting from one way till up to four
ways in monaural or stereo quality. The complete parameter set for a single loudspeaker is stored in the Speaker
Setting file. IRIS-Net is shipped with a range of Speaker Setting files that hold
parameter sets which have been optimized for Electro-Voice and DYNACORD loudspeaker systems. An overview of the
standard names for the different ways is presented in the following table:
1Way
FULLRANGE
2Ways
LOW
HIGH
3Ways
LOW
MID
HIGH
4Ways
SUB
LOW
MID
HIGH
Flow Diagram Navigation
Element
Description
The Flow Diagram Selector is available on all pages of the FIR Controller or FIR-Drive
Controller block and allows navigating through the pages. Within the Flow Diagram
Selector the user can select different DSP function blocks. The button for the currently
selected block is pressed and shows a yellow background color.
A summary of the FIR Controller or FIR-Drive Controller processing blocks is provided in the following table. A more
detailed description can be found in the corresponding paragraphs.
IRIS-Net
DIGITAL MATRIX | en 401
Bosch Security Systems B.V.
User Manual
2017.05 | 3.20 | F.01U.119.956
