Orban OPTIMOD-FM 8500S Operating Manual page 10

Digital audio processor
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Installing the Necessary Windows Services..........................................................2-57
Check Hardware Requirements............................................................................2-58
Running the Orban Installer Program .................................................................2-59
Setting Up Ethernet, LAN, and VPN Connections ...............................................2-59
Conclusion..............................................................................................................2-60
Preparing for Communication through Null Modem Cable ..............................2-61
Connecting Using Windows XP Direct Serial Connection ..................................2-66
Connecting Using Windows 7 Direct Serial Connection:....................................2-71
Preparing for Communication through Modems ...............................................2-81
Connecting Using Windows 2000 Modem Connection ......................................2-81
Connecting using Windows XP Modem Connection ..........................................2-87
............................................................................................................2-94
SNMP Network Setup..................................................................................................... 2-94
SNMP Mib file................................................................................................................. 2-94
SNMP Default Settings ................................................................................................... 2-94
SNMP Features................................................................................................................ 2-95
Using System I/O ............................................................................................................. 2-97
Table 2-1: System I/O RDS controls and defaults .......................................................... 2-98
Using Processing Presets ................................................................................................ 2-99
Using the Terminal Server.............................................................................................2-100
Using Telnet to Control the Terminal Server ...............................................................2-100
Security ..........................................................................................................................2-102
RDS Terminal Commands..............................................................................................2-102
Table 2-2: Preset/Terminal RDS controls and defaults.................................................2-104
Alternative Frequency Channel Numbers ....................................................................2-104
Table 2-3: Alternative Frequency Channel Numbers: ..................................................2-105
Program Type (PTY).......................................................................................................2-105
Table 2-4: Program Type (PTY) .....................................................................................2-106
SCA/Subcarrier Phase Relationship ...............................................................................2-106
Figure 2-5: Pilot/SCA Phasing Scope Trace ...................................................................2-107
References .....................................................................................................................2-107
3
.........................................................................................................................................3-1
........................................................................................................3-1
Some Audio Processing Concepts...........................................................................3-3
Distortion in Processing ..........................................................................................3-4
Loudness and Distortion .........................................................................................3-4
OPTIMOD-FM-from Bach to Rock ........................................................................3-5
Monitoring...............................................................................................................3-6
Dual-Mono Architecture .........................................................................................3-7
Signal Flow...............................................................................................................3-7
ITU-R 412 Compliance for Analog FM Broadcasts...............................................3-12
...............................................................................2-92
.................................................................................................2-97
..........................................................................................3-3
.........................................................2-57
.............................................................2-61
............................................................3-7

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