Comms And Combat Systems Flashcards
Joint Message Center (JMC)
Receive, process and transmit message traffic. Consists of radio, ADP and IA
Message precedence: Routine(R)
6 hours, used for all types of message traffic, not of sufficient urgency to require higher precedence.
Message precedence: Priority(P)
3 hours, used for message traffic requiring expeditious action.
Message Precedence: Immediate(O)
30 minutes, reserve for messages relating to situations gravely affecting national security. Requires immediate delivery.
Message Precedence: Flash(Z)
ASAP, no more than 10 minutes. Reserved for initial enemy contact reports or operational combat messages of extreme urgency.
Classifications: 4 types and colors
Unclassified (Green)
Confidential (Blue)- damage or embarrassment
Secret (Red)- serious damage
Top secret (Orange)- exceptionally grave damage
Technical control
Manage, monitor and troubleshoot radios and COMSEC material; ensure proper bandwidth to the LANs.
5 frequencies on Essex
HF- high frequency
VHF- very high frequency
UHF- ultra high frequency
SHF- super high frequency
EHF- extremely high frequency
HF- HIGH FREQUENCY
3-30 mghz- long haul comms
VHF- VERY HIGH FREQUENCY
30-300 mghz- SINCGARS
UHF- ULTRA HIGH FREQUENCY
300mghz-3 ghz, line of sight comms to 30NM/ SATCOM happens on this bandwidth
SHF- SUPER HIGH FREQUENCY
3-30ghz, IP services
EHF- EXTREMELY HIGH FREQUENCY
30-300ghz, anti jamming/survivable comms
HF Antennas
Twin-Fan wire: AS-3871
Twin Whip: AS-3773
Tilt Whip: AS-2537
VHF Antennas
Stovepipe: AS-4366A
Baseball Bat: AS-2809
UHF Antennas
Line Of Sight
SATCOM
Plated Pair: AS-1735
What is NMT? What does it do? What two frequencies is it used on?
Navy Multiband Terminal, primary DoD bandwidth, used for voice and data circuits, used on SHF and EHF
3 Types of COMSEC incidents?
Personnel- suspected of espionage
Physical- losing COMSEC
Cryptographic- use of keying material that is compromised, superseded, defective or previously used and not meant for reuse.
What is PDS?
Practice Dangerous to Security.
What does Automated Data Processing (ADP) do?
Responds to user errors, receives job user requests, maintains trouble call log, troubleshoots and repairs workstation hardware and software related issues.
Routers- ADNS
Connect to WANs (WIDE AREA NETWORKS). Uses Logical IP addresses to route between separate networks. Automated Digital Network Systems acts as a gateway for our network.
Switches- MAC addresses
Connect to LANs (Local Area Networks). Uses physical Media Access Control addresses to forward frames to proper connected devices.
Local Area Network abbreviation and name of our local ship network (CANES)
LAN and Consolidated Afloat Network Enterprise Systems (CANES)
Define River City and how many levels there are?
OPSEC tool that controls outgoing comm paths from the ships systems for the purpose of OPSEC and force protection. 4 levels to RIVER CITY- Level one is most restricted.
Information Assurance (IA)
Prevent, detect, track, report and remediate malicious computer related activities and incidents on all DoD networks and information systems.
Max range of .50 Cal
2000 yards
Max range of 25mm and where can they be operated from
2700 yards- locally at the mount or from CIC
Max load out of CIWS
1550 rounds
What type of rounds are used by the CIWS
Mk244, 20mm tungsten rounds
What does MK31 RAM mean and it’s maximum load out
Rolling Airframe Missile- 21 missiles
What is the most effective range of NATO and what guidance does the ESSM utilize?
9-13 NM
Semi Active
5 sections of a missile
(R, GS, W, CS, RM
Radome
Guidance Section
Warhead
Control Section
Rocket Motor
What does SSDS mean?
Ships Self Defense System
What is MK36 DLS?
Decoy Launching System aka CHAFF
What is SPS49 used for and it’s max range
Primary air search RADAR
256 NM
What is SPS48G used for and its max range?
Secondary air search
220 NM
What is the difference between SPS48 and SPS49?
3D vs 2D
What is SPS67 used for and its max range?
Primary surface search, secondary navigation, 100 NM
Where are the two SPS73s located?
FWD above the 48G AFT next to 49
Name all 4 sensors for Flight Ops
35, 41, 43, 32
SPN-35
SPN-41
SPN-43
URN-32 (TACAN)
What is URN-32 (TACAN)
Tactical Air Navigation
What does TACAN provide and its range?
Ships homing beacon for aircraft
300 NM
Define RADAR
Radio Detaction And Ranging
What are the three areas that utilize Naval Gun Systems?
(A.S.S. Warfare)
Air Warfare, Surface Warfare, Strike Warfare
Tomahawk missile
Land Attack Cruise Missile
Torpedo
Anti ship, anti sub
What does CSOOW stand for and their responsibilities?
COMBAT SYSTEMS OFFICER OF THE WATCH- coordinator of all technical activities including casualty control via area supervisors. Works with CSRO to provide TAO with maximum available resources in all mission areas. Single point of contact be Combat Systems and Engineering.
What does a yellow band on a missile indicate?
Live Warhead
What equipment/watch stander is used to identify a target? (4 items)
•IFF
•SLQ-32
•lookouts
•CAP (Combat Air Patrol)
What is HERO?
Hazardous Electromagnetic Radiation to Ordinance.
What is the purpose of the pitsword and its length?
Used to tell our “actual” speed and relays info to the DUMMY LOG. Pitsword is 6 feet long (72 inches).
Where is the main IC switchboard located?
AFT IC
What is the 1MC used for?
General Announcing
What is the 3MC used for?
Hangar Bay Announcing
