Orban OPTIMOD-PC 1101 Operating Manual page 10

Loudness incorrect compared to other Dolby Digital Transmissions ---------------------- 2-55
Loudness Controller reduces transient punch of programming ---------------------------- 2-55
Transient loudness events (like esses in speech) sound obtrusively loud----------------- 2-56
Commercials too loud in sound for picture applications -------------------------------------- 2-56
T S ------------------------------------------------------------------------------------ 2-56
ECHNICAL UPPORT
A C L
DDING A USTOM OGO
U W F
SING INDOWS IREWALL WITH
NAT (Network Address Translation) Firewalls ------------------------------------------- 2-60
SNMP S ---------------------------------------------------------------------------------------- 2-61
UPPORT
SNMP Software Installation ---------------------------------------------------------------------------- 2-61
Figure 2-11: SNMP Service Settings------------------------------------------------------------------- 2-61
SNMP Network Setup------------------------------------------------------------------------------------- 2-62
SNMP mib File Location---------------------------------------------------------------------------------- 2-62
SNMP Default Settings ----------------------------------------------------------------------------------- 2-62
SNMP Features---------------------------------------------------------------------------------------------- 2-62
--------------------------------------------------------------------
-------------------------------------------------------------------------------------------------------3-1
Figure 3-1: The OPTIMOD-PC Control Application ------------------------------------------------ 3-1
T OPTIMOD-PC C
HE ONTROL
I P
NTRODUCTION TO ROCESSING
Some Audio Processing Concepts----------------------------------------------------------------------- 3-4
Distortion in Processing------------------------------------------------------------------------------------ 3-5
Loudness and Distortion----------------------------------------------------------------------------------- 3-5
Speech/Music Detector ------------------------------------------------------------------------------------- 3-6
Processing for Audio Codecs--------------------------------------------------------------------3-6
OPTIMOD-PC in Radio-Oriented Applications: From Bach to Rock -----------------3-7
Sound for Picture Applications: Controlling Dynamic Range -------------------------3-8
Protection Limiting --------------------------------------------------------------------------------3-9
Studio AGC -------------------------------------------------------------------------------------------3-9
A OPTIMOD-PC'
BOUT
Dual-Mono Architecture ----------------------------------------------------------------------- 3-10
Audio Processing Signal Flow ---------------------------------------------------------------- 3-10
Figure 3-2: Simplified OPTIMOD-PC Digital Signal Processing Diagram ------------------ 3-11
Loudness Control ------------------------------------------------------------------------------------------ 3-14
Figure 3-3: Simplified Block Diagram of Dialnorm Control----------------------------------- 3-15
BS.1770 Safety Limiter ----------------------------------------------------------------------------------- 3-17
Two-Band Purist Processing ------------------------------------------------------------------- 3-18
Input/output Delay ------------------------------------------------------------------------------ 3-18
C OPTIMOD-PC'
USTOMIZING
Basic Control--------------------------------------------------------------------------------------- 3-19
Gain Reduction Metering---------------------------------------------------------------------- 3-20
Fundamental Requirements: High-Quality Source Material and Accurate
Monitoring ----------------------------------------------------------------------------------------- 3-21
A P
BOUT THE ROCESSING
F P
ACTORY ROGRAMMING
Protection and AGC Presets ------------------------------------------------------------------- 3-24
Table 3-1: Protection and AGC Presets -------------------------------------------------------------- 3-24
Radio-Style Presets------------------------------------------------------------------------------- 3-26
Table 3-2: Radio-Style Presets -------------------------------------------------------------------------- 3-27
Sound for Picture Presets ---------------------------------------------------------------------- 3-32
----------------------------------------------------------------------------- 2-57
OPTIMOD-PC ------------------------------------------------- 2-58
A ----------------------------------------------------------3-2
PPLICATION
-------------------------------------------------------------------------3-4
S P F
S IGNAL ROCESSING EATURES
S ------------------------------------------------------------- 3-18
S OUND
S ---------------------------------------------------------------- 3-21
TRUCTURES
P -------------------------------------------------------------------- 3-23
RESETS
SECTION 3 OPERATION
------------------------------------------ 3-10