TECHNICAL FUNDAMENTALS 113 ELECTRONIC WARFARE 210/308 Flashcards Preview

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Flashcards in TECHNICAL FUNDAMENTALS 113 ELECTRONIC WARFARE 210/308 Deck (58):
1

Frequency

The number of cycles in a second

2

Wavelength

The length of one cycle

3

Ducting

the effect of energy trapped between air corridor’s

4

Refraction

the bending of energy when it enters a new medium(going from warm air to cold air)

5

Modulation

the impression of intelligence on a wave

6

Azimuth angle

Bearing

7

Elevation angle

Elevation

8

5 modulation types

USB, LSB, CW, AM, FM

9

USB

Upper side band

10

LSB

Lower side band

11

CW

Continuous wave

12

AM

Amplitude modulation

13

FM

Frequency modulation

14

PRI

Pulse repetition interval

15

PRF

Pulse repetition frequency

16

RF

Radio frequency

17

BW

Beam width

18

CW

Continuous wave

19

PW

Pulse width

20

Scan

How the radar searches

21

Air search radar

Searches for air contacts

22

Surface search radar

Searches for surface contacts

23

Fire control radar

Provides guidance for weapons systesm

24

OPELINT

Operational electronic intelligence report

25

TECHELINT

Technical electronic intelligence report

26

Explain the difference between OPELINT and TECHELINT

OPELINT is tactical providing a quick look, TECHELINT is technical and provides in depth details

27

What does EW stand for

Electronic warfare

28

Whats the purpose of EW

Anti-ship-missile defense

29

What are the 3 subsets of EW

ES, EP, EA

30

ES

Electronic support

31

EP

Electronic protect

32

EA

Electronic attack

33

What does SONAR stand for

sound navigation and ranging

34

HULTEC

Hull to emitter correlation

35

UMOP

unintentional modulation on pulse

36

ARH

Anti-radiation homing

37

IR

Infra-red

38

EMI

Electromagnetic interference

39

HERO

Hazards of electromagnetic radiation to ordinance

40

EEFI

Essential elements of friendly information

41

AI

Airborne intercept

42

EW

Early warning

43

FC

Fire control

44

MF

Multi-function

45

MG

Missile guidance

46

TA

Target acquisition

47

TT

Target tracking

48

SS

Surface search

49

NA

Navigation

50

CED

Combined emitter database

51

REGS

Rapid evaluation guidelines

52

What does EMCON stand for

Emissions control

53

Purpose of EMCON

Selectively manage own force emissions

54

Advantages of EMCON

Hide from ES systems

55

Disadvantages of EMCON

Loss of own ships sensors

56

Name all intermediate control stations for EMCON

CSOOW, BRIDGE, PRI-FLY, CDC

57

Location of ECM1 and ECM2

ECM1 PORT fwd, ECM 2 STBD midship

58

Difference between ECM1 and ECM2

PORT side is slaved to STBD