The key to success in battle is effective communications'

1
SHF SATELLITE GROUND TERMINALS
AN/TSC-93B NON-NODAL USMC, Army, USAF,JCSE
AN/TSC-85B NODAL USMC, Army,
JCSE AN/TSC-94 NON-NODAL Air
Force AN/TSC-100 NODAL Air Force AN/MSQ-114 M
obile Control Satellite Network
Control AN/FSQ-124 Fixed Control Satellite
Network Control

• "The key to success in battle is effective
  communications."

2
- NON-NODAL Terminal. - Housed in an S-250
shelter and transported by a M-1028 HMMWV which
tows a MEP-3 generator. - A second HMMWV
carries an 8 ft Parabolic antenna and tows a
second generator.
AN/TSC-93B

• "The key to success in battle is effective
  communications."

3
- NODAL Terminal. - Housed in a S-280 shelter
and transported by a M-923 truck which tows a
MEP-5 generator. - The 20 ft parabolic antenna
is carried by a second truck also towing a
MEP-5 generator.
AN/TSC-85B

• "The key to success in battle is effective
  communications."

4
POWER REQUIREMENTS
AN/TSC-93B AN/TSC-85B
a.) Two generator 10
KW a.) Two generator 30 KW, 120/208 vac,
50/60 Hz, 120/208 VAC, 50/60 Hz, 3 phase, 5
wire 3 phase, 5 wire b.) Commercial
Power b.) Commercial Power 115 vac /-
10 115 vac /- 10 50/60 Hz /- 5
50/60 Hz /- 5 3 Phase, 5 wire 3 phase, 5
wire 5,500 watts (nominal) 12,500 watts
(nominal)

• "The key to success in battle is effective
  communications."

5
AUXILIARY EQUIPMENT GROUP
- Environmental Control Units (ECU) - AN/TSC-93B
has one - AN/TSC-85B has two - Circulation
Blowers - Filters - Fault Alarms - A TA-838

• "The key to success in battle is effective
  communications."

6
TRANSMITTER GROUP
- Operates in the frequency range of 7900 - 8400
MHz, with a bandwidth of 40 MHz.
- Up-converter Converts the signal to be
transmitted to the transmitting frequency. -
High Power Amplifier Amplifies the power for
transmit to 630 watts (max) / 500 watts
nominal. - AN/TSC-93B has one Up-converter and
one HPA. - AN/TSC-85B has two Up-converters and
two HPA, but only one of each is on-line at a
time.

• "The key to success in battle is effective
  communications."

7
RECEIVER GROUP
- Operates in the frequency range of 7250 -
7750 MHz, with a 500 MHz Bandwidth.
- Power Dividers Splits the received signal
into equal parts which are then passed on to the
down-converters. - Down-converter translates
the received SHF signal into an intermediate
frequency used by the modem group. - AN/TSC-93B
has a 2 way power divider and 2
down-converters. - AN/TSC-85B has a 6 way power
divider and 6 down-converters.

• "The key to success in battle is effective
  communications."

8
MODEM GROUP
- MD-945A Digital Data Modem Converts signals
(data), between the form required by the radio
and the form required by the ground side. -
AN/TSC-93B has one MD-945A operating in full
duplex. - AN/TSC-85B has 5 MD-945A one operates
full duplex, three demodulate received
carriers, and the fifth MD-945 is a spare.

• "The key to success in battle is effective
  communications."

9
BASEBAND GROUP
- Provides the interface for the ground side
input and output signals.

• "The key to success in battle is effective
  communications."

10
TD-1389 LOW RATE MULTIPLEXER (LRM)
- Can multiplex up to 12 full duplex digital,
analog or FSK signals, depending on interface
cards used. - Can accommodate circuit input
rates from 37.5 bps to 56 kbps. - Maximum
composite output rate of 256 kbps. - Can accept
a conditioned diphase group (CDI) input at 256
kbps or less in leu of individual circuits.

• "The key to success in battle is effective
  communications."

11
LRMs in USMC Terminals
- AN/TSC-93B terminals contain 3 LRMs, but only 2
can be utilized on-line at one time. -
AN/TSC-85B terminals have 5 LRMs, all of which
can be placed on-line.

• "The key to success in battle is effective
  communications."

12
KG-94A Trunk Encryption Device (TED)
- Performs full duplex, digital data encryption
between the LRMs and the TD-1337. -
AN/TSC-93B has 2 KG-94As. - AN/TSC-85B has 4
KG-94As.

• "The key to success in battle is effective
  communications."

13

TD-1337(V)2/G TSSP Tactical Satellite
Signal Processor
- Combines inputs from - LRMs (optionally
encrypted by KG-94A) - An external CDI group
modem. - 16 kbps VINSON DVOW (KY-57) - A
dedicated 16 or 32 kbps conditioned diphase user.

• "The key to success in battle is effective
  communications."

14
TSSP AN/TSC-93B
- AN/TSC-93B has only one TSSP, and only two
ports can be used.
Super Group PORT A
PORT B
Output (kbps) LRM_at_ 9.6 - 256 kbps -
17.2 - 264 LRM_at_ 9.6 - 256 kbps LRM_at_ 9.6 - 256
kbps 27.2 - 520 CDI_at_ 72-576 kbps -
80 - 584 CDI_at_ 72 - 576 kbps LRM_at_ 9.6 - 256
kbps 89.6 - 840 CDI_at_ 72 - 576 kbps CDI_at_
72 - 256 kbps 152 - 840 CDI_at_ 1024 - 1152
kbps - 1032 - 1160

• "The key to success in battle is effective
  communications."

15
TSSP AN/TSC-85B
- AN/TSC-85B has 2 TSSPs with the ability for one
to be on line at a time. - All 8 ports of the
TSSP on-line can be used with restrictions.

• "The key to success in battle is effective
  communications."

16
TSSP AN/TSC-85B
TSSP PORT
NRZ CDI 1 8 -
1152 kbps 72-1152 kbps 2 8 - 576
kbps - 3 8 - 1152 kbps 72 - 1152
kbps 4 8 - 576 kbps - 5 8
- 1152 kbps 72 - 1152 kbps 6 8 - 576
kbps - 7 8 - 1152 kbps - 8
8 - 576 kbps -

• "The key to success in battle is effective
  communications."

17
MD-1026 GROUP MODEM (GM) AN/TSC-85B
ONLY
- The AN/TSC-85B has one MD-1026. - Accepts up
to three external CDI group inputs. - Converts
the inputs to Balanced NRZ data and timing
signals as required by the TSSP.

• "The key to success in battle is effective
  communications."

18
AN/TSC-93B DATA ENTRY PORTS
Binding Post
CX-11230 CDI Cable
CX-4566 26 Pair Cable

• "The key to success in battle is effective
  communications."

19
AN/TSC-85B DATA ENTRY PORTS
Binding Post
CDI Cable
CX-4566 26 Pair Cable

• "The key to success in battle is effective
  communications."

20
AN/TSC-93B CDI Group Interface
- A maximum of two CDI groups can be supported,
but if two are supported, no individual circuits
can be accommodated. - One externally encrypted
CDI group can be patched directly to the TSSP
while the second can be patched through an LRM.
- Both CDI groups can be patched through the
LRMs and can be encrypted by the AN/TSC-93B's
KG-94A, but data rates of the groups is
restricted to 72 - 256 kbps.

• "The key to success in battle is effective
  communications."

21
AN/TSC-93B CDI Group Interface
(continued)
- A CDI groups with a data rate of over 576, (to
1152 kbps) and is externally encrypted, can be
directly patched to the TSSP, but will preclude
the use of any LRM.

• "The key to success in battle is effective
  communications."

22
AN/TSC-85B CDI Group Interface
- The AN/TSC-85B has physical connections for 6
CDI groups, but only a maximum of four can be
accommodated internally. - When four CDI groups
are interfaced, one is patched directly to the
TSSP, while the remaining three enter through the
MD-1026. - Each of the four CDI groups can have
a max data rate of 1152 kbps, but the total max
transmission data rate is 4608 kbps.

• "The key to success in battle is effective
  communications."

23
AN/TSC-93B Single Channel Interface
- Digital Circuits Interfaced via LRM(s) -
Each LRM can support a max of 12 digital circuits
with a max data rate of 256 kbps total. - The
total number of digital circuits is restricted by
the number of digital cards on hand for the
LRM(s). - If a CDI group is supported only one
LRM can be used.

• "The key to success in battle is effective
  communications."

24
AN/TSC-93B Single Channel
Interface (continued)
- A single 16 or 32 kbps Conditioned Diphase
"Dedicated User" is provided access via Binding
Post. - Analog Circuits Normally not
supported, but can be with the use of CSVD
cards.

• "The key to success in battle is effective
  communications."

25
AN/TSC-85B Single Channel Interface
- Digital Circuits Interfaced via LRM(s) -
Each LRM can support a max of 12 digital circuits
with a max data rate of 256 kbps total. - The
total number of digital circuits is restricted by
the number of digital cards on hand for the
LRM(s). (A max. of 48, 16 kbps digital loops
with the cards supplied) - Max composite input
to an LRM should not exceed 248 kbps.

• "The key to success in battle is effective
  communications."

26
AN/GSC-54 Fiber Optic Transceiver
- The AN/GSC-54 can be used with the AN/TSC-93B
and the AN/TSC-85B. - The AN/GSC-54 is
interfaced with the terminals via CX-11230.

• "The key to success in battle is effective
  communications."

27
POINT TO POINT Network Configuration
Legend
NON-NODAL NODAL GATEWAY

• "The key to success in battle is effective
  communications."

28
HUB-SPOKE DATA FLOW

• "The key to success in battle is effective
  communications."

29
"PURE MESH"
"HYBRID" MESH
Legend NON-NODAL NODAL GATEWAY

• "The key to success in battle is effective
  communications."

30
Operation and Management of GMF assets
- DISA - Defense Information Systems Agency -
CSPE - Communications planning Element - GMF
Manager - SNC - Satellite Network Controller -
GNC - GMF Network Controller - GMT Terminal
Units - Terminal Operators

• "The key to success in battle is effective
  communications."

31
DISA - Defense Information System Agency
- Manages the DSCS and establishes satellite
channel loading thresholds for all DSCS
satellites. - Management based on Joint Staff
validated user priorities. - Delegates the
authority for satellite resource allocation in
support of the GNF to Regional Space Support
Centers (RSSC)

• "The key to success in battle is effective
  communications."

32
CSPE - Communications Support Planning Element
- CSPE supports the commander by generating
detailed plans for all mission communication
requirements. - Responsible for planning
communications support for any echelon up to
CINC. - Identifies characteristics (e.g., data
rate, connectivity) of all SHF satellite links
required for mission support. - Submits Satellite
Access Request to GMF Manager. - Provides
deployment orders/instructions and cutsheets to
terminals involved, including gateway
terminals.

• "The key to success in battle is effective
  communications."

33
GMF Manager
- Resides at the RSSC, Co-located with DISA
Network Operations Center (DISAOC), DISA
Pacific and DISA Europe. - Manages the satellite
resources in their AOR - Assist the CSPE in
resolving conflicts and ensures adequate
satellite resources are available to support each
mission. - Generates a DISA coordinated
Satellite Access Authorization.

• "The key to success in battle is effective
  communications."

34
SNC - Satellite Network Controller
- Responsible for managing the Entire
Satellite. - Supervises and provides technical
guidance to the GNC.

• "The key to success in battle is effective
  communications."

35
GNC - GMF Network Controller
- A GNC is assigned to every mission to maintain
positive control through the operation phase of
a mission. - Monitors all signals transmitted
through the satellite. - Communicates with
terminal operators to establish and maintain
network communications in accordance with the
Satellite Access Authorization. - Issues
directives and directs trouble shooting.

• "The key to success in battle is effective
  communications."

36
GMF Terminal Units
- Those units which have organic GMF terminals.
(Comm Bn, Comm Sqdn) - Responsible ensuring
terminals are deployed with qualified
operators. - Have the ability to provide CSPE.

• "The key to success in battle is effective
  communications."

37
Terminal Operators
- Responsible for the deployment and operation of
the GMF terminal. - Establishes and maintains
orderwire comm with the GNC. - Establishes and
maintains user data comm IAW the SAA. -
Provides status information and complies with
directives from the GNC.

• "The key to success in battle is effective
  communications."

38
DSCS III Satellite

• "The key to success in battle is effective
  communications."

39
EARTH COVERAGE
EL - EAST ATLANTIC
IO - IDIAN OCEAN
EP - EAST PACIFIC
WL - WEST ATLANTIC
WP - WEST PACIFIC
ML - MID ATLANTIC

• "The key to success in battle is effective
  communications."

40
CONTROL SEGMENT
- Satellite Control - Operational Control -
Network Control

• "The key to success in battle is effective
  communications."

41
Satellite System Segments
Space Segment
SPACE SEGMENT
Earth Segment
AN/TSC-93B OR AN/TSC-85B
EARTH SEGMENT
AN/TSC-93B OR AN/TSC-85B
Control Segment
CONTROL SEGMENT

• "The key to success in battle is effective
  communications."

42
CONTROL SEGMENT Operational Control
- Required to efficiently manage all satellite
resources. - Operational Control falls under
DISA who oversees the operational direction of
the DSCS. - A world wide GMF Manager interfaces
with three area GMF Managers - CONUS
- Pacific - Europe

• "The key to success in battle is effective
  communications."

43
CONTROL SEGMENT Network Control
- Each link must be carefully configured and
monitored. - Carried out by GNCs operating from
either mobile AN/MSQ-114, or fixed AN/FSQ-124
control centers. - Satellite access by a
terminal is only allowed under conditions of
continuous positive control.

• "The key to success in battle is effective
  communications."

44
GMF MISSION IMPLEMENTATION
Planning Phase
- CSPE plans overall mission communications
requirements and identifies characteristics of
satellite links required. - GMF is a MEF asset
and CSPE submits a SAR via MEF to the GMF
Manager. - CSPE normally obtains area frequency
clearances and submits requests DSCS Gateway
access. - When a SAA is returned, CSPE generates
deployment orders/ instructions for all
terminals involved.

• "The key to success in battle is effective
  communications."

45
GMF MISSION IMPLEMENTATION
Operation Phase
- The terminal operator must contact the GNC
prior to the establishing user
communications. - Communications are then
established in accordance with the Satellite
Access Authorization. - The terminal operator
must maintain continuous communications with
the GNC through the mission. - Changes of the
communications link(s) beyond the SAA will only
be with the approval of the GMF Manager.

• "The key to success in battle is effective
  communications."

46
HUB-SPOKE Network Configuration
Legend NON-NODAL NODAL GATEWAY

• "The key to success in battle is effective
  communications."

47
ANTENNA GROUP
- AS-3036 8 ft Parabolic antenna, transported by
HMMWV. - OE-361 20 ft Parabolic antenna,
transported on a 6 x truck. - Both have
satellite tracking systems which can be
automatically, or electrically by the operator,
track the satellite.

• "The key to success in battle is effective
  communications."

48
Satellite Access Request - SAR
ADMINISTRATIVE MESSAGE ROUTINE R 012004Z NOV 91
ZYB PSN 1F1062815 FM CG II MEF//G-6// TO RSSC
CONUS WASHINGTON DC//MQSG// INFO DISA WASHINGTON
DC//DDT// CG FMF LANT//G-6// SECOND SRI
GROUP//CEO// EIGHTH COMMBN S-3// DCANMOC
WASHINGTON DC//DONNC// CDRSUSARSPACE DET FT
DETRICK MD//MOSC-OMC// BT

• "The key to success in battle is effective
  communications."

49
UNCLAS //NO2000// SUBJ REQUEST FOR GMF/SHF
SATELLITE ACCESS MSGID/GENADMIN/CG II
MEF/G-6// REF/A/DOC/DCAOC CONEXPLAN 10-90/2 FEB
90// REF/B/MSG/CG II MEF G-6/-// AMPN/REQUEST FOR
SHF/GMF TRAINING AND DCS GATEWAY ACCESS//
RMKS/1. CAPT BIEDERMANN, S-3, EIGHTH
COMMBN. (DSN) 484-5203/5712. GYSGT PRICE, SATCOM
CHIEF, (DSN) 484-3614, CAPT DEL CALLIANO, II MEF
G-6, (DSN) 484-8440. 2. II MEF COMMEX

• "The key to success in battle is effective
  communications."

50
3. 0001Z 3 DEC 91 TO 2359Z 13 DEC 91 4. DIGITAL
VOICE/DIGITAL DATA, K-1 1296 KB/S 5. 6C 6. EIGHTH
COMMBN, CAMP LEJEUNE, NC K-1 AN/TSC-85B W/20
FT DISH K-2 AN/TSC-93B W/8 FT DISH K-3
AN/TSC-93B W/8 FT DISH K-4 AN/TSC-93B W/8 FT
DISH K-5 DISA GATEWAY

• "The key to success in battle is effective
  communications."

51
7. K-1 HUB CLNC 34-40-00N 077-15-00W K-2 SPOKE
CLNC 34-40-00N 077-15-00W K-3 SPOKE CLNC
34-40-00N 077-15-00W K-4 SPOKE CLNC 34-40-00N
077-15-00W K-5 DISA GATEWAY 8. HUB/SPOKE
NETWORK FOR K-1 WITH K-2, K-3 AND K-4. K-5 WILL
ACCESS DISA GATEWAY.
9. 0001Z 3 DEC 91 TO 2359Z 13 DEC 91 10. K-1 1296
KB/S K-2 384 KB/S K-3 384 KB/S K-4
384 KB/S K-5 144 KB/S

• "The key to success in battle is effective
  communications."

52
11. N/A 12. CODED 13. BPSK 14. EACH SPOKE WILL
HAVE A 128 KB/S LRM GROUP AND A 256 KB/S TRI-TAC
GROUP, K-1 WILL ACCESS DCS GATEWAY WITH A 144
KB/S LRM.// BT

• "The key to success in battle is effective
  communications."