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SPECIFICATIONS
Digital Audio Channel Capacity:
Up to 32 input channels and 32 output
channels out per DPU board for all DPU
board types
DSP Compliment:
4 Motorola 56002 DSP chips per DPU
Processing Resolution:
24-bit processing
Sampling Rates:
MM-DSP: Software-selectable, either 32,
44.1, or 48 kHz
MM-DSP-AES: Software-selectable,
either 32, 44.1, or 48 kHz for each
stereo input source. Output sample rate
is selected when view file is compiled.
MM-DSP-CN: 48 kHz only
Speed of Calculations:
MM-DSP: 128 MIPS
MM-DSP-AES: 136 MIPS
MM-DSP-CN: 168 MIPS
Digital Audio Bussing:
256 inter-board channels (between DPU
boards),
256 inter-cell channels (between DSP
chips)
Software Coding:
Exclusive V-Stac coding provides twice
the normal code efficiency
Filtering Algorithms:
Calculated using double-precision
mathematics for more accurate audio
filter frequency centers and slope-rates
Connectors:
MM-DSP: (2) DB-9 female-pinned
connectors on board attachment bracket,
(2) DB-9 female-pinned connectors on a
separate, ribbon-cabled attachment
bracket
MM-DSP-AES: (1) DB-37 female-pinned
connector on board attachment bracket
(1) DB-37 female-pinned connector on a
separate, ribbon-cabled attachment
bracket
MM-DSP-CN: (1) RJ-45 female
connector on board attachment bracket
Net Weight:
Approximately 1 lb. (0.45 kg), all models
Maximum Power Consumption and
Heat Generation:
Not more than 25 Watts, 85 BTU/Hr.
ARCHITECTÕS AND
ENGINEERÕS
SPECIFICATIONS
MM-DSP:
The MediaMatrix MM-DSP DPU board
shall provide digital audio signal
processing for the MediaMatrix
Mainframes and Miniframes. It shall
interface to the 8800 Series Break-out
Boxes which provide audio-to-digital and
digital-to-audio conversion of sound
system signals. It shall employ (4)
Motorola 56002 DSP chips for 24-bit
processing of 32 digital audio input
channels and 32 digital audio output
channels. The DPU board shall perform
128 MIPS (Million Instructions Per
Second). The MM-DSP DPU board shall
operate at either of (3) software-selectable
sampling rates: 32 kHz, 44.1 kHz, or
48 kHz. It shall employ double-precision
filter calculations for more accurate audio
filter frequency centers and slope-rates.
V-Stac coding shall be employed in the
programming code to double the codeÕs
efficiency. During CPU failure, the MM-
DSP DPU board shall continue to operate
without interruption. DSP processing of
lesser capabilities shall not be acceptable.
The DPU board shall be the MediaMatrix
MM-DSP.
MM-DSP-AES:
The MediaMatrix MM-DSP-AES DPU
board shall provide AES/EBU-standards-
compliant digital audio signal processing
for the MediaMatrix Mainframes. It shall
interface to the 16XT break-out box which
provides transformer-isolation and
facilitates easy wiring to AES/EBU digital
audio devices. It shall employ (4) Motorola
56002 DSP chips for 24-bit processing of
32 digital audio input channels and 32
digital audio output
2
channels in (16) AES3 digital audio stereo
pairs. The DPU board shall perform 136
MIPS (Million Instructions Per Second).
The MM-DSP-AES DPU board shall
sample stereo audio input sources at
either 32, 44.1, or 48 kHz. Its output-
sampling rate is selected by compiling the
view file at either 32, 44.1, or 48 kHz. It
shall employ double-precision filter
calculations for more accurate audio filter
frequency centers and slope-rates.
V-Stac coding shall be employed in the
programming code to double the codeÕs
efficiency. During CPU failure, the MM-
DSP-AES DPU board shall continue to
operate without interruption. DSP
processing of lesser capabilities shall not
be acceptable. The DPU board shall be
the MediaMatrix MM-DSP-AES.
MM-DSP-CN:
The MediaMatrix MM-DSP-CN DPU board
shall provide CobraNet
¨
digital audio
signal processing for the MediaMatrix
Mainframes. It shall interface to the CAB
8i and CAB 8o CobraNet break-out boxes
which port real-time audio onto and off of
a standard 10/100BaseT Ethernet
network. It shall employ (4) Motorola
56002 DSP chips for 24-bit processing of
32 digital audio input channels and 32
digital audio output channels. The DPU
board shall perform 168 MIPS (Million
Instructions Per Second). The MM-DSP-
CN DPU board shall operate at a 48 kHz
audio-sampling rate. It shall employ
double-precision filter calculations for
more accurate audio filter frequency
centers and slope-rates. V-Stac coding
shall be employed in the programming
code to double the codeÕs efficiency.
During CPU failure, the MM-DSP-CN DPU
board shall continue to operate without
interruption. DSP processing of lesser
capabilities shall not be acceptable. The
DPU board shall be the MediaMatrix MM-
DSP-CN.
Note: Motorola
¨
is a registered trademark
of Motorola, Inc. CobraNet
ª
of Peak Audio, Inc.
is a trademark
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