Shared Flashcard Set

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COMMUNICATIONS
SURFACE
67
Other
Not Applicable
02/24/2015

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Cards

Term
Radio is broken down into 2 areas what are they?
Definition
Tech Control and JMC.
Term
What is done in Tech Control and JMC ?
Definition
Communication circuits are built and managed in Tech Control. JMC is a message center.
Term
There are 3 supervisors in Radio who run the watch floor
Definition
JMC supervisor,
Tech Control supervisor
the CWO.
Term
Tell me about the JMC Sup.
Definition
JMC stands for “JOINT MESSAGE CENTER” this supervisor is in charge of JMC and of all message traffic entering and leaving the ship, answers directly to the CWO.
Term
Tell me about the Tech Sup
Definition
The Tech Sup is in charge of building and maintaining all external voice and data communications circuits, answers directly to the CWO.
Term
What does “CWO “stand for?
Definition
Communications Watch Officer
Term
What is CWO position in Radio?
Definition
Overall in charge of all aspects of communications in radio, oversees the JMC and TECH Sup . He is a direct representation of the COMMO (Radio DIVO) and answers directly to him.
Term
What are some work shops onboard BHR that Radio supports by building voice/data communication circuits for their use?
Definition
PRIFLY, AATCC, EWOC, ADP, XPLOT, LFOC, CIC, THE BRIDGE, JIC, SESS.
Term
What are the Frequency ranges we communicate in BHR?
Definition
HF, VHF, UHF, SHF, and EHF
Term
What is the Frequency range of HF?
Definition
3-30 MHz
Term
What is the name of the HF system?
Definition
URC-109
Term
Where is it located?
Definition
Transmitters are in “Transceivers” and the Receivers are located in “Radio”
Term
What is the maximum range of HF?
Definition
500 nautical miles
Term
How many transmitters do we have on board?
Definition
25
Term
How many Receivers do we have on board?
Definition
32
Term
What antennas do we use for HF?
Definition
-Two 35’ Whip antennas
-17’ Whips
-Fan Wire’s
-AVK’s
Term
Where are the 35’ whips located?
Definition
On port and starboard walk ways.
Term
When are the 35ft whips lowered?
Definition
The must be lowered for flight quarters
Term
When are the 35ft whips raised?
Definition
Raised during heavy seas, replenishment at sea and pulling in/out of port.
Term
Where are the 17’ whips located?
Definition
“Vultures row”, on the 06-level between the bridge and pri-fly
Term
Where are the Fan Wires located?
Definition
The two fan wires extend from Vultures Row to the Aft Mast Yard Arm
Term
How many AVK’s are onboard BHR
Definition
3
Term
Where are the AVK antennas?
Definition
Aft end of the flight deck.
Term
What are special about the AVK antennas?
Definition
They are receive only antennas
Term
What is a Transceiver?
Definition
A combined Transmitter and Receiver. Acts in the same principal as a “walkie talkie”. The Radio can both transmit and receive.
Term
What is VHF and what frequency does it operate in?
Definition
1.Very High Frequency
2.-30Mhz – 300Mhz
Term
What Radios on BHR operates in the VHF freq. range?
Definition
SRC-54’s
GRC-211’s
Term
What is GRC-211’s used for primarily
Definition
International Air Distress Signal. *121.500 Mhz
Term
What is the max effective range of VHF?
Definition
30 nautical miles or Line of Sight.
Term
What does UHF stand for and what’s the freq range?
Definition
Ultra High Frequency, 300Mhz-3Ghz
Term
What radios are used for UHF communications?
Definition
WSC-3 or whiskey 3.
Term
How many WSC-3’s do we have on BHR?
Definition
35 – 21 LOS, 2 Have Quicks 12 SATCOMS
Term
What modes of operation can the WCS-3 operate in?
Definition
LOS or SATCOM
Term
What’s the max effective range of the WSC-3?
Definition
30 nautical miles or LOS
Term
What’s special about the Have Quick WSC-3’s?
Definition
They can be used for freq hopping and can’t be jammed
Term
Antennas for LOS are where?
Definition
Located on the top of forward and aft mast.
Term
What is the maximum effective range of UHF SATCOM?
Definition
Uses a satellite so it can literally be thousands of miles.
Term
What kind of antennas do we use for UHF SATCOM?
Definition
OE- 82C or Trashcans.
Term
How many UHF SATCOM antennas do we have and where are they located?
Definition
4 total
3 on the island
1 on the port walkway
Term
What Does SHF stand for and what is the freq range?
Definition
Super High Frequency, 3Ghz – 30 Ghz
Term
What Systems do we have on BHR to operate on SHF?
Definition
WSC-6 or DSCS
USC-69 or CBSP.
Term
What does DSCS stand for?
Definition
Defense Satellite Communication System
Term
What does CBSP stand for?
Definition
Commercial Broadband Satellite Program
Term
What is the primary difference between DSCS and CBSP
Definition
DSCS is DOD
CBSP is commercial
Term
What services are SHF primarily used for?
Definition
Internet
Phone line
Video Teleconferences
Naval Message traffic
Term
What is considered the brains of the network?
Definition
ADNS - Automated Digital Network System.
Term
What does ADNS control and manage?
Definition
Bandwidth
Term
What kind of antennas does WSC-6 use?
Definition
Two, 7’ dome antennas.
Term
What kind of antennas does USC-69 use?
Definition
Two, 9’ dome antennas
Term
where are the WSC-6 located?
Definition
FWD of the bridge and AFT of PRI Fly
Term
where are the USC-69 located?
Definition
port side troop walk way just AFT of MID Ship and starboard troop walk way, FWD of MID Ship.
Term
What does EHF stand for and what is the freq range?
Definition
Extremely High Frequency, 30Ghz – 300Ghz
Term
What is the only system on board that can survive a nuclear blast and allow us to have communications?
Definition
USC-38, EHF system
Term
Where are the EHF antennas located?
Definition
On the Aft part of the Island Port and Stbd of Pri Fly
Term
What’s are portable radio’s used for?
Definition
To communicate with Marines on the beach
Term
What types of portable radios do we have on board BHR?
Definition
PRC-77
PRC-113
PRC-104
PRC-96.
Term
Define EKMS?
Definition
Electronic Key Management System (EKMS)
Term
What are 2 types of EKMS destruction?
Definition
Routine
Emergency
Term
What kind of basis is routine carried out on?
Definition
Calendar basis
Term
Who orders Emergency destruction?
Definition
CO
Term
When would emergency destruction be ordered?
Definition
Suspected compromise,
Hostile actions against BHR
abandon ship
Term
What are two types of emergency destruction?
Definition
Precautionary
Complete.
Term
What is precautionary?
Definition
Destroy all NON ESSENTIAL classified items
Term
What is Complete?
Definition
Everything
Term
What system do we use to send/receive all message traffic?
Definition
NAVMACS - Naval Modular Automated Communication system
Term
Where is NAVMACS located?
Definition
JMC
Term
What is the processing time of a flash message, precedence?
Definition
Flash-10 min, Z
Immediate-30 min, O
Priority-3 Hours, P
Routine-6 Hours, R
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