1. PRINCIPLE OF NAVTEX SYSTEM

NAV

Country

Station

Latitude

Longitude

Freq.

Area

Station

Broadcast schedule (UTC)

area

(kHz)

(nm)

ID

 

 

 

 

 

 

 

 

 

 

 

 

 

 

XI

Vietnam

Ho Chi Minh City

10 47 N

106 40 E

518

400

X

0350, 0750, 1150, 1550, 1950, 2350

 

 

 

 

 

 

 

 

 

 

 

Haiphong

20 44 N

106 44 E

490

400

W

0340, 1540

 

 

 

 

 

 

 

 

4209.5

400

W

0230, 0630, 1030, 1430, 1830, 2230

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Danang

16 05 N

108 13 E

518

400

K

0140, 0540, 0940, 1340, 1740, 2140

 

 

 

 

 

 

 

 

 

 

Taiwan

Kaohsiung

22 29 N

120 25 E

518

216

P

0230, 0630, 1030, 1430, 1830, 2230

 

 

 

 

 

 

 

 

 

 

Associate

Hong Kong

22 13 N

114 15 E

518

400

L

0150, 0550, 0950, 1350, 1750, 2150

 

Member of IMO

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

XII

Canada

Prince Rupert

54 20 N

130 20 W

518

300

D

0030, 0430, 0830, 1230, 1630, 2030

 

 

 

 

 

 

 

 

 

 

 

Tofino

48 55 N

125 35 W

518

300

H

0110, 0510, 0910, 1310, 1710, 2110

 

 

 

 

 

 

 

 

 

 

United States

San Francisco

37 55 N

122 44 W

518

350

C

0400, 0800, 1200, 1600, 2000, 2400

 

 

 

 

 

 

 

 

 

 

 

Kodiak

57 46 N

152 34 W

518

200

J

0300, 0700, 1100, 1500, 1900, 2300

 

 

 

 

 

 

 

 

 

 

 

Honolulu

21 22 N

158 09 W

518

350

O

0040, 0440, 0840, 1240, 1640, 2040

 

 

 

 

 

 

 

 

 

 

 

Cambria

35 31 N

121 03 W

518

350

Q

0445, 0845, 1245, 1645, 2045, 0045

 

 

 

 

 

 

 

 

 

 

 

Astoria

46 10 N

123 49 W

518

216

W

0130, 0530, 0930, 1330, 1730, 2130

 

 

 

 

 

 

 

 

 

XIII

Russian

Kholmsk

47 02 N

142 03 E

518

300

B

0010, 0410, 0810, 1210, 1610, 2010

Federation

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Murmansk

68 46 N

32 58 E

518

300

C

0020, 0420, 0820, 1220, 1620, 2020

 

 

 

 

 

 

 

 

 

 

 

Arkhangelsk

64 51 N

40 17 E

518

300

F

0050, 0450, 0850, 1250, 1650, 2050

 

 

 

 

 

 

 

 

 

 

 

Astrakhan

45 47 N

47 33 E

518

250

W

0340, 0740, 1140, 1540, 1940, 2340

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

XIV

 

 

 

 

NIL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

XV

Chile

Antofagasta

23 40 S

70 25 W

518

300

A

0400, 1200, 2000

H

0000, 0800, 1600

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Valparaiso

32 48 S

71 29 W

518

300

B

0410, 1210, 2010

 

 

I

0010, 0810, 1610

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Talcahuano

36 42 S

73 06 W

518

300

C

0420, 1220, 2020

 

 

J

0020, 0820, 1620

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Puerto Montt

41 30 S

72 58 W

518

300

D

0430, 1230, 2030

 

 

K

0030, 0830, 1630

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Punta Arenas

53 09 S

70 58 W

518

300

E

0440, 1240, 2040

 

 

L

0040, 0840, 1640

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Isla de Pascua

27 09 S

109 25 W

518

300

F

0450, 1250, 2050

 

 

G

0050, 0850, 1650

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

XVI

Peru

Paita

05 05 S

81 07 W

518

200

S

0300, 0700, 1100, 1500, 1900, 2300

 

 

 

 

 

 

 

 

 

 

 

Callao

12 03 S

77 09 W

518

200

U

0320, 0720, 1120, 1520, 1920, 2320

 

 

 

 

 

 

 

 

 

 

 

Mollendo

17 01 S

72 01 W

518

200

W

0340, 0740, 1140, 1540, 1940, 2340

 

 

 

 

 

 

 

 

 

Note: The list shows the stations listed at Longwave Navtex Broadcasts (Oct. 2004).

1-8

Page 20
Image 20
Furuno NX-700A manual Xii

NX-700A specifications

The Furuno NX-700A is an advanced navigation system designed specifically for professional mariners and commercial vessels. Known for its robust performance and precision, it integrates state-of-the-art technology to enhance safety and efficiency at sea. One of the most notable features of the NX-700A is its dual-channel frequency system, which allows for improved target detection and tracking capabilities. This dual-channel operation ensures that the system can differentiate between multiple targets, reducing the risk of collisions and enhancing situational awareness.

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In summary, the Furuno NX-700A is a sophisticated navigation solution that combines high-resolution displays, advanced GPS technology, dual-channel frequency systems, and robust connectivity. Whether used in fishing vessels, cargo ships, or pleasure yachts, the NX-700A stands out as a reliable tool for enhancing maritime safety and navigation efficiency. With its user-friendly interface and essential features, it embodies the modern requirements of marine navigation technology.