Direction Finding | VDF Flashcards

1
Q

Direction finding is the process of ___

A

determining the great circle along which a transmitter is located

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

VDF stands for ___

A

VHF Direction Finding

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

The full VFD range is between ___ and ___ _Hz

A

118 137 MHz

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

The four standard Q-codes are ___

A

QDM QDR QUJ QTE

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

A series of bearings is a QD_

A

QDL

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

A distance from the relevant point is a QG_

A

QGE

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

A VDF letdown includes ATC giving you multiple ___

A

QDMs

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

An approach based on bearings passed by a VDF unit is QG_

A

QGH

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Class A accuracy is _ degrees and _ nm

A

2 5

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Class B accuracy is _ degrees and _ nm

A

5 20

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Class C accuracy is _ degrees and _ nm

A

10 50

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Mulitpath signals may result in __ errors

A

bearing

How well did you know this?
1
Not at all
2
3
4
5
Perfectly