IU Addy's and Ranges
Link 11
Link 11B
Link 16
Random
100

IU type or function for Link 11?

PU/FPU

100

Link 11 operates by broadcast and what?

Roll Call

100

How many bits is a Link 11B Message?

72 bits

100

What are the time units of measurement?

Epoch, Frame, and Time Slot

100

What is the message standard for Link 16?

J-Series Messages

200

IU type or function for Link 11B?

RU/FRU

200

Half Duplex or Full Duplex?

Half Duplex

200

IU address Preferred Range?

100-175

200

When can a LINK-16 terminal begin fully transmitting messages on the RF network?

Once the terminal has achieved Fine Sync

200

What is the acronym for NTR?

Net Time Reference 

300

IU type or function for Link 16?

C2 JU

300

What type of messages?

M-Series

300

M.0 message? 

Test Message, sent every 20 sec

300

What are the normal and extended ranges?

300 and 500 Nautical Miles

300

What does the acronym JU stand for  

JTIDS Unit

400

Legal and Preferred Range for PU?

01-76 and 01-76

400

Double Jeopardy!!!! How many bits per messages? and how many words?

60 bits and 2 words at 30 bits per 

400

Which forwarding JTIDS unit can forward both TDL-A and TDL-B?

FJUAB

400

What does the acronym TDMA stand for?

Time Division Multiple Access

400

NTR always assumes time quality of what?

15 

500

Preferred Range of JU

00001-00175

500

Limited to what Track Quality?

7

500

Which Interface Unit operates on two or more Links without forwarding?

Concurrent Interface Unit (CIU)

500

How many frames per EPOCH?

64 Frames per epoch, with each frame lasting 12 seconds

500

Every 24-hour day is divided into 112.5 Epochs, with each epoch lasting how many minutes?

12.8

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