VHF Channels, MMSI & Frequencies

Question 1

Which channel is for distress & urgency?

Answer 1

Ch 16

Question 2

Which channels is for onboard communications?

Answer 2

Ch 15, 17

Question 3

Which channel is for bridge to bridge for safe navigation?

Answer 3

Ch 13

Question 4

Which channel is for Direct selective calling?

Answer 4

Ch 70

Question 5

Which channel is for Small ship’s safety?

Answer 5

Ch 67

Question 6

Which channels is for UK Marinas?

Answer 6

Ch 80

Question 7

Where do you find the right channel for port operations / pilots?

Answer 7

Admiralty List of Radio Signals Vol.6

Question 8

Which channels are for ship to ship? (Inter-ship)

Answer 8

Ch 6, 8, 72, 77

Question 9

What VHF channel and which frequencies for DSC? (Distress)

Answer 9

Ch 70
2187.5 kHz - MF
8414.5 kHz - HF
Paired 12 MHz
Paired 16 MHz

Question 10

What VHF channel and which frequencies for R/T? (Distress)

Answer 10

Ch 16
2182 kHz - MF
8291 kHz - HF
Paired 12 MHz
Paired 16 MHz

Question 11

Which frequency for TELEX? (Distress)

Answer 11

2174.5 kHZ - MF

Question 12

What does Satellite short code 32 mean?

Answer 12

Medical advice

Question 13

What does Satellite short code 38 mean?

Answer 13

Medical assistance

Question 14

What does Satellite short code 39 mean?

Answer 14

Maritime assistance (For SOPEP etc)

Question 15

What does Satellite short code 41 mean?

Answer 15

Weather oberservations

Question 16

What does Satellite short code 42 mean?

Answer 16

Navigational warning

Question 17

What does Satellite short code 43 mean?

Answer 17

AMVER or Ships position report

Question 18

Frequency for Ship to Shore DSC routine calls?

Answer 18

2189.5 kHz

Question 19

Frequency for Shore to Ship DSC routine calls?

Answer 19

2177 kHz

Question 20

Frequency for Inter-ship DSC calls? MF

Answer 20

2177 kHz

Question 21

Frequency for Ship to Ship/Shore routine working R/T simplex frequency?

Answer 21

2048 kHz

Question 22

Frequency for SART?

Answer 22

9-10 GHz

Question 23

Frequency for alerting EPIRB?

Answer 23

406 MHz

Question 24

What is the first three digits for SAR aircraft? MMSI

Answer 24

111

Question 25

What is the first three digits for AIS SART? MMSI

Answer 25

970

Question 26

What is the first digits for a Coast station / MRCC? MMSI

Answer 26

00

Question 27

What is the frequency for NAVTEX (local language broadcasts)?

Answer 27

490 KHz

Question 28

What is the frequency for NAVTEX (English broadcasts)?

Answer 28

518 KHz

Question 29

What is the frequency for NAVTEX (Tropical areas)?

Answer 29

4209.5 KHz

Question 30

What is the frequency for INMARSAT & EGC SafetyNet?

Answer 30

1.5/1.6 GHz

Question 31

Between which frequencies are VHF channels? (for maritime use)

Answer 31

156.00 - 174.00MHz

Question 32

How much KHz between each VHF channel?

Answer 32

25KHz

Question 33

What are the first digits for UK? MMSI

Answer 33

232

Question 34

What is the first digit for a group call? MMSI

Answer 34

0

Question 35

What is your Audio frequency band?

Answer 35

300-2700KHz

Question 36

What is the Low frequency band?

Answer 36

100-400KHz

Question 37

What is the Medium wave AM band?

Answer 37

500-1600KHz

Question 38

What is the Marine MF Band?

Answer 38

1.6-3MHz

Question 39

What is the HF Band?

Answer 39

8-17MHz

Question 40

What is the VHF Band?

Answer 40

88-108MHz

Question 41

What is the Marine VHF Band?

Answer 41

156-174MHz

Question 42

What is DC?

Answer 42

0Hz

Question 43

What is AC?

Answer 43

50Hz

Question 44

What is the end of the Audio frequency Band?

Answer 44

19KHz

Question 45

What number does your Sat-C Id start with?

Answer 45

4

Question 46

How do you end a Sat-C message?

Answer 46

nnnn