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
------------------------------------------------------------------------------------ 2-56
----------------------------------------------------------------------------- 2-57
OPTIMOD-PC ------------------------------------------------- 2-58
NAT (Network Address Translation) Firewalls ------------------------------------------- 2-60
---------------------------------------------------------------------------------------- 2-61
--------------------------------------------------------------------
SECTION 3 OPERATION
-------------------------------------------------------------------------------------------------------3-1
Figure 3-1: The OPTIMOD-PC Control Application ------------------------------------------------ 3-1
----------------------------------------------------------3-2
-------------------------------------------------------------------------3-4
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
------------------------------------------ 3-10
Dual-Mono Architecture ----------------------------------------------------------------------- 3-10
Audio Processing Signal Flow ---------------------------------------------------------------- 3-10
Figure 3-2: Simplified OPTIMOD-PC Digital Signal Processing Diagram ------------------ 3-11
Figure 3-3: Simplified Block Diagram of Dialnorm Control----------------------------------- 3-15
Two-Band Purist Processing ------------------------------------------------------------------- 3-18
Input/output Delay ------------------------------------------------------------------------------ 3-18
------------------------------------------------------------- 3-18
Basic Control--------------------------------------------------------------------------------------- 3-19
Gain Reduction Metering---------------------------------------------------------------------- 3-20
Fundamental Requirements: High-Quality Source Material and Accurate
Monitoring ----------------------------------------------------------------------------------------- 3-21
---------------------------------------------------------------- 3-21
-------------------------------------------------------------------- 3-23
Protection and AGC Presets ------------------------------------------------------------------- 3-24
Radio-Style Presets------------------------------------------------------------------------------- 3-26
Sound for Picture Presets ---------------------------------------------------------------------- 3-32
Summary of Contents for Optimod-PC 1101
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Page 121: ...OPTIMOD PC OPERATION 3 1 Section 3 Operation Figure 3 1 The OPTIMOD PC Control Application...
Page 192: ...3 72 OPERATION ORBAN MODEL 1101...
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Page 212: ...5 2 UNINSTALLATION ORBAN MODEL 1101...
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