Orban OPTIMOD 8685, Operating Manual

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Table of Contents
Index.........................................................................................................................0-9
Section 1 Introduction
.........................................................................................................................................1-1
C
RUCIAL
I
NFORMATION
—P
LEASE
R
EAD
!.............................................................................1-1
U
SING
T
HIS
M
ANUAL
.......................................................................................................1-2
T
HE
OPTIMOD 8685 D
IGITAL
A
UDIO
P
ROCESSOR
..............................................................1-2
Absolute Control of Loudness and Peak Modulation...........................................1-3
Flexible Configuration ............................................................................................1-4
Adaptability through Multiple Audio Processing Structures ...............................1-6
User-Friendly Interface............................................................................................1-7
Controllable .............................................................................................................1-7
P
RESETS IN
OPTIMOD 8685 ............................................................................................1-8
Factory Processing Presets.......................................................................................1-9
User Processing Presets ...........................................................................................1-9
I
NPUT
/O
UTPUT
C
ONFIGURATION
......................................................................................1-10
Digital AES3id Inputs/Outputs ..............................................................................1-10
Analog Outputs .....................................................................................................1-11
Remote Control Interface .....................................................................................1-11
Computer Interface ...............................................................................................1-11
RS-485 Serial Ports .......................................................................................................... 1-12
RS-232 Serial Port ........................................................................................................... 1-12
RJ45 Ethernet Connector ............................................................................................... 1-12
Optional HD-SDI Input/Output .............................................................................1-12
R
OUTING
A
UDIO TO AND FROM THE
8685 ........................................................................1-12
Using Lossy Data Reduction before the 8685’s Input ................................................... 1-13
Links from the 8685’s Output to a Transmission Encoder or Transmitter ................... 1-13
Sample Frequency Synchronization .............................................................................. 1-14
Using the 8685 to Control Studio Output Levels.......................................................... 1-15
AV-Sync Delay................................................................................................................. 1-15
U
SING
OPTIMOD 8685
AS A
S
TUDIO
L
EVEL
C
ONTROLLER
.................................................1-16
A
BOUT
T
RANSMISSION
L
EVELS AND
M
ETERING
..................................................................1-16
Meters ....................................................................................................................1-16
Figure 1-1: Absolute Peak Level, VU and PPM Reading ............................................... 1-16
Studio Line-up Levels and Headroom ..................................................................1-17
Transmission Levels................................................................................................1-17
L
INE
-U
P
F
ACILITIES
.........................................................................................................1-18
Metering of Levels and Subjective Loudness ......................................................1-18
Test Modes .............................................................................................................1-20
Calibrated Bypass Test Mode......................................................................................... 1-20
Calibrated Line-up Tones ............................................................................................... 1-21
S
ETTING
O
UTPUT
/M
ODULATION
L
EVELS
............................................................................1-21
S
TREAMING AND
N
ETCASTING
A
PPLICATIONS
.....................................................................1-22
Using OPTIMOD 8685 in Streaming Applications......................................................... 1-22
Loudness ......................................................................................................................... 1-22
Choosing your Encoder .................................................................................................. 1-23
EAS T
RANSMISSION
.......................................................................................................1-23
PC C
ONTROL AND
S
ECURITY
P
ASSCODE
............................................................................1-23
W
ARRANTY
, U
SER
F
EEDBACK
..........................................................................................1-24
User Feedback........................................................................................................1-24