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YSS950 Datasheet, PDF (3/30 Pages) YAMAHA CORPORATION – DAP1 Digital Audio Processor
YSS950                          
■ Application Firmware
The application firmware of YSS950(DAP1) provides a variety of functions that can be used in home theater
systems, car audio systems, and many other applications. This application firmware can be combined to
implement signal flow for up to 16 channels.
Firmware Name
Bass manager
Channel divider
Delay
Down sampler
Dynamic range controller
Format converter
Generator
High frequency regenerator
Headphone surround
IIR1x2
IIR2x2
IIR2x3
IIR2x8
Mixer
Sound field
Virtual surround
Volume controller
Acoustic Field Analyzer
Dolby Pro Logic II
Dolby Pro Logic IIx
Abbr.
BM
CD
DLY
DS
DRC
FMT
GEN
HR
HS
I12
I22
I23
I28
MIX
SF
VS
VOL
AFA
PLII
PLIIx
Function
Distributes the optimum low-range signal for the playback environment.
Divides bandwidth for multi-way.
Adds delay to individual channels.
Down samples to 1/2.
Controls dynamic range.
Converts signal format.
Generates a noise signal or impulse signal.
Complements high frequency components.
Reproduces 5.1 channel surround on headphones.
A cascade of two 1st-order IIR filters.
A cascade of two 2nd-order IIR filters.
A cascade of three 2nd-order IIR filters.
A cascade of eight 2nd-order IIR filters.
Signal gain can be applied freely.
Sounds reverb richly.
Reproduces 5.1 channel surround on only the front speaker.
Overall and channel-specific volume adjustments.
Measurement of audio characteristics.
for Automatic Acoustic Field Calibration system.
Dolby Pro Logic II decoder.
Dolby Pro Logic IIx decoder.
ɾUp to 24 application firmware modules can operate at the same time.
ɾThe information shown above is subject to revision. Check with Yamaha or an authorized sales agency for the latest
information before using this product..
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