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Motorola SG 2000 Table A-7 SG2-DFBT RF specifications, Table A-8 SG2-DFBT/3 RF specifications

Models: SG 2000

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Table A-7 lists the RF performance specifications for the SG2-DFBT laser transmitter:

Table A-7

SG2-DFBT RF specifications

Parameter	Specification
Nominal RF input impedance	75-ohms
RF passband	5 MHz through 200 MHz
Flatness (peak to valley)	1.00 dB maximum
RF input return loss	18 dB minimum
Recommended total input	+ 15 dBmV
power
Carrier to noise ratio 9 dB link,	41 dB minimum
35 MHz BW

Table A-8 lists the RF performance specifications for the SG2-DFBT/3 laser transmitter:

Table A-8

SG2-DFBT/3 RF specifications

Parameter	Specification
Nominal RF input impedance	75-ohms
RF passband	5 MHz through 200 MHz
Flatness (peak to valley)	1.00 dB maximum
RF input return loss	18 dB minimum
Recommended total input	+ 15 dBmV
power
Carrier to noise ratio 9 dB link,	46.5 dB minimum
35 MHz BW

SG 2000 Installation and O peration Manual

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Motorola SG 2000 operation manual Table A-7 SG2-DFBT RF specifications, Table A-8 SG2-DFBT/3 RF specifications

Contents

A R L I N E Special Symbols that Might Appear on the Equipment Contents E r a t i o n Installation Torque Specifications Abbreviations and Acronyms Specification s SG2-LR Tables N t e n t s SG 2000 closed Section SG 2000 open Features include Related Documentation Using this Manual If You Need Help Document ConventionsBold type Calling for Repairs SG 2000 housing dimensions front and side view HousingMounting Holes Port locations Port Locations Gaskets Housing gaskets SG2-PS2 power supply Power Supply Network Monitoring Configuration To suit system requirements the RF chassis cover. notation Forward Path Signal flow diagram E r v i e w SG2-LR Receiver SG2-LR receiver functional diagram Analog Return Transmitters Analog Return PathModel Description Analog return transmitters JXP SG2 transmitter block diagram Digital return transmitters Digital Return Path DS-SG2-DRT-2X/A Options and accessories Options and AccessoriesLevel Control Model Description Function SG2-PS2 SG2-SBSG2 SG2-FE Optical input versus 750 MHz gain Gain Selection Optical input versus 870 MHz gain 10 illustrates the gain option selection chart for 870 MHz Relative level dB versus 750 MHz slope 77 channels Tilt Selection Relative level dB versus 870 MHz slope 94 channels SG2 870 MHz Slope Chart Analog Channels, 220 MHz Digital Relative level dB versus 870 MHz slope 110 channels SG2 870 MHz Slope Chart Analog Channels, 120 MHz Digital N c h S e t u p G u r e 3 2 0 0 0 R F c h a s s i s W e r i n g t h e N o d e Fuse Functi o n Rati ng Ype W e r S u p p l y S e t t i n g s Illustrates the location of the LO-HIjumper Single Power Supply or Commonly Po wered Redundant Supplies I c k C h e c k s F u n c t i o n a l T e s t i n g N u a l G a i n C o n t r o l Analog Retu rn Path R w a r d P a t h P a d d i n g B l e 3 2 0 0 0 p a d c h a r t s t a n d a r d g a i n B l e 3 2 0 0 0 p a d c h a r t h i g h g a i n G u r e 3 N k P e r f o r m a n c e G u r e 3 1 N c h S e t u p Install i n g t h e D S S G 2 D R R B B o a r d O p t i o n G u r e 3 1 S G 2 D R R B b o a r d Install e d G u r e 3 1 C a t i o n o f J X P s o n E p a c k Digital Transmitter Install i n g t h e S t a t u s M o n i t o r O p t i o n 2 0 0 0 a c t i v a t i o n W o r k s h e e t DC powering Splicing Fiber Service cable connection and compression fitting Installation Mounting bracket-front view Strand Wire Mounting Mounting bracket-rear and side views Fiber Cables Coaxial CablesCenter conductor length Housing lid and fiber spool tray Fiber spool tray Installation Single Receiver Mode Forward Path RF Configuration Broadband/Narrowcast Mode Redundant Receiver ModeRedundant receiver Broadband/narrowcast Override AB Override Functionality Status monitor/MCB operation Status Monitor/Manual Control Operation Redundant return Analog Return Path RF ConfigurationSplit return RF chassis and location of the SG2-RPM/C or SG2-RPM/S board DS-SG2-DRT/A redundant return Digital Return Path RF Configuration DS-SG2-DRT-2X/A redundant return DS-SG2-DRT-2X/A split return SG 2000 Optical Modules Installing SG 2000 Optical ModulesRemoving SG 2000 Optical Modules SG2 LR Optical Receiver Cleaning the Optical Connector Feature Description 0.3 Test-point voltage versus optical power Wavelength selection jumper Wavelength Selection Jumper SG2-IFPT features FeatureDescriptionSG2 Ifpt Optical Transmitter SG2-FPT features Transmitter enableSG2 FPT Optical Transmitter SG2 Dfbt Optical Transmitter SG2-DFBT features Single red LED that lights if the hybrid current is outside SG2 DFBT/3 Optical Transmitter SG2-DFBT/3 features SG2 Eifpt Optical Transmitter SG2-EIFPT features DS-SG2-DRT/A DS SG2 DRT/A Digital Return Transmitter DS-SG2-DRT/A features Feature DS-SG2-DRT-2X/A DS SG2 DRT 2X/A Digital Return Transmitter DS-SG2-DRT-2X/A features DS-SG2-DRT-2X/A installed in SG DS-SG2-DRT-2X/A cable connector SG2-PS power supply SG2-PS Power SupplyDS-SG2-DRT-2X/A second RF input cable connection Parameter Description Status Monitoring Description Function Manual Control Board DB test point Alarm test pointPotentiometers ICS1 Through ICS4 State Description Ingress ControlOff Table A-1 SG 2000 optical characteristics Parameter SpecificationTable A-2 Station RF characteristics Appendix a ParameterSpeci fic ation Table A-6 SG2-FPT RF specifications Table A-5 SG2-IFPT RF specificationsParameter Table A-8 SG2-DFBT/3 RF specifications Table A-7 SG2-DFBT RF specifications Table A-10 SG2-DRT/A RF specifications Table A-9 SG2-EIFPT RF specifications Table A-11 SG2-DRT-2X/A RF specifications Minimum Optical Model Output Power DBm Option Watts ac Amps Power @90V @60V @52V @44V Table A-14 SG2-75 performance, with 77 channels Channels Link Launch SystemTable A-15 SG2-87 performance, with 94 channels Table A-16 SG2-87 performance, with 110 channels Torque Fastener Screw Size Wrench Size In-lbs Ft-lbs DBm DBcDBmV MHz Snap connector Return for service authorizationNational Television Standards Committee Optical modulation index Mgbi