Ch. 108 Field Comms Fundamentals Flashcards Preview

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Flashcards in Ch. 108 Field Comms Fundamentals Deck (10)
1

Define Single Channel?

-Radio transmission communicates on 1 frequency

2

Define Frequency Hopping?

-Helps reduce/eliminates threat of jamming and direction finding equipment

3

Ranges for transmission?

-LO (low power) 200m-400m
-M (medium power) 400m-5KM
-HI (high power) 5KM-10KM
-PA (power amplifier) vehicles only 10KM-40KM

4

Factors that affect radio transmission are?

-Location,sighting,weather, surrounding noise, enemy jamming, and mutual inference conditions
-use OE-254 to increase ranges data and voice

5

Steps to load single channel frequencies?

-Obtain operating frequency (SOI or NCS)
-Set FCTN to LD
-SET mode SC
-SET CHAN to MAN, CUE or desired channel 1-6
-Press FREQ (00000) will show or current FREQ
-Press CLR
-Enter FREQ (7) seconds to enter use and CLR to delete last # enter
-Press STO
-Repeat 1-8 to add more FREQ
-Set FCTN to SQ ON

6

4 methods to tie down an antenna?

-Stay down clamp/clip and snap free clamp/clip

7

What does FITCAL stand for ?

-Feel
-Inspect
-Tighten
-Clean
-Adjust
-Lubricate

8

3 Types of Batteries?

-BA5372 (non-rechargeable)
-BA550 (non-rechargeable lithium)
-BA590 (rechargeable battery man pack)

9

How do you perform an operation check?

-Inventory and check accessories

10

Define SINCGARS?

-Single Channel Ground and Airborne Radio System