1. PRINCIPLE OF NAVTEX SYSTEM

NAV

Country

Station

Latitude

Longitude

Freq.

Area

Station

 

Broadcast schedule (UTC)

area

(kHz)

(nm)

ID

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

IX

Saudi Arabia

Jeddah

21 23 N

39 10 E

518

390

H

0705, 1305, 1905

 

 

 

 

 

 

 

 

 

 

Oman

Muscat

23 36 N

58 30 E

518

270

M

0200, 0600, 1000, 1400, 1800, 2200

 

 

 

 

 

 

 

 

 

 

Pakistan

Karachi

24 51 N

67 03 E

518

400

P

0230, 0630, 1030, 1430, 1830, 2230

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

X

 

 

 

 

NIL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

XI

China

Sanya

18 14 N

109 30 E

518

250

M

0200, 0600, 1000, 1400, 2200

 

 

 

 

 

 

 

 

 

 

 

Guangzhou

23 08 N

113 32 E

518

250

N

0210, 0610, 1010, 1410, 2210

 

 

 

 

 

 

 

 

 

 

 

Fuzhou

26 01 N

119 18 E

518

250

O

0220, 0620, 1020, 1420, 2220

 

 

 

 

 

 

 

 

 

 

 

Shanghai

31 08 N

121 33 E

518

250

Q

0240, 0640, 1040, 1440, 2240

 

 

 

 

 

 

 

 

 

 

 

Dalian

38 52 N

121 31 E

518

250

R

0250, 0650, 1050, 1450, 2250

 

 

 

 

 

 

 

 

 

 

Indonesia

Jayapura

02 31 S

140 43 E

518

300

A

0000, 0400, 0800, 1200, 1600, 2000

 

 

 

 

 

 

 

 

 

 

 

Ambon

03 42 S

128 12 E

518

300

B

0010, 0410, 0810, 1210, 1610, 2010

 

 

 

 

 

 

 

 

 

 

 

Makassar

05 06 S

119 26 E

518

300

D

0030, 0430, 0830, 1230, 1830, 2030

 

 

 

 

 

 

 

 

 

 

 

Jakarta

06 06 S

106 54 E

518

300

E

0040, 0440, 0840, 1240, 1640, 2040

 

 

 

 

 

 

 

 

 

 

Japan

Otaru

43 19 N

140 27 E

518

400

J

0130, 0530, 0930, 1330, 1730, 2130

 

 

 

 

 

 

 

 

 

 

 

Kushiro

42 57 N

144 36 E

518

400

K

0140, 0540, 0940, 1340, 1740, 2140

 

 

 

 

 

 

 

 

 

 

 

Yokohama

35 14 N

139 55 E

518

400

I

0120, 0520, 0920, 1320, 1720, 2120

 

 

 

 

 

 

 

 

 

 

 

Moji

34 01 N

130 56 E

518

400

H

0110, 0510, 0910, 1310, 1710, 2110

 

 

 

 

 

 

 

 

 

 

 

Naha

26 05 N

127 40 E

518

400

G

0100, 0500, 0900, 1300, 1700, 2100

 

 

 

 

 

 

 

 

 

 

Korea,

Chukpyong

37 03 N

129 26 E

518

200

V

0330, 0730, 1130, 1530, 1930, 2330

 

Republic of

490

200

J

0130, 0530, 0930, 1330, 1730, 2130

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Pyongsan

35 36 N

126 29 E

518

200

W

0340, 0740, 1340, 1540, 1940, 2340

 

 

 

 

 

 

 

 

 

490

200

K

0140, 0540, 0940, 1340, 1740, 2140

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Malaysia

Penang

05 26 N

100 24 E

518

350

U

0320, 0720, 1120, 1520, 1920, 2320

 

 

 

 

 

 

 

 

 

 

 

Miri

04 28 N

114 01 E

518

350

T

0310, 0710, 1110, 1510, 1910, 2310

 

 

 

 

 

 

 

 

 

 

 

Sandakan

05 54 N

118 00 E

518

350

S

0300, 0700, 1100, 1500, 1900, 2300

 

 

 

 

 

 

 

 

0020-0030, 0420-0430, 0820-0830,

 

Singapore

Singapore

01 25 N

103 52 E

518

400

C

 

1220-1230, 1620-1630, 2020-2030

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Thailand

Bangkok Radio

13 43 N

100 34 E

518

200

F

0050, 0450, 0850, 1250

 

 

 

 

 

 

 

 

 

 

United States

Guam

13 29 N

144 50 E

518

100

V

0100, 0500, 0900, 1300, 1700, 2100

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(Continued on next page)

1-7

Page 19
Image 19
Furuno NX-700A/B manual Latitude Longitude Freq Area Station Broadcast schedule UTC

NX-700A/B specifications

The Furuno NX-700A/B is a sophisticated, state-of-the-art navigation system designed for maritime use, tailored to meet the demands of modern seafarers. This advanced device provides exceptional performance and a plethora of features that enhance safety and efficiency on the water.

One of the standout features of the NX-700A/B is its high-resolution display, which offers clear and intuitive presentation of navigation information. With a user-friendly interface, mariners can easily access vital data such as vessel tracking, waypoint management, and route planning. The screen's brightness adjustment ensures optimal visibility in various lighting conditions, making it suitable for both day and nighttime operations.

The NX-700A/B is equipped with cutting-edge GPS technology, providing accurate positioning and navigation capabilities. Its integration with other onboard systems allows for seamless communication and data sharing, thereby enhancing situational awareness. This connectivity is further bolstered by the inclusion of NMEA 0183 and NMEA 2000 protocols, which ensure compatibility with numerous marine instruments and equipment.

Another significant advantage of the NX-700A/B is its robust data logging capabilities. The system can store navigation history and track performance over time, enabling mariners to analyze their journeys and make informed decisions for future voyages. This feature is particularly valuable for fleet management and safety audits.

Safety is paramount in maritime operations, and the NX-700A/B incorporates advanced radar technology to detect and monitor surrounding vessels and obstacles. The radar display complements the navigation data, providing an additional layer of situational awareness, crucial for avoiding collisions and ensuring safe passage.

The NX-700A/B also offers a range of customization options, allowing users to tailor the interface and functionality to their specific needs. From adjusting alarms and notifications to configuring display settings, mariners can create a navigation experience that maximizes their operational efficiency.

In summary, the Furuno NX-700A/B stands out as a premier navigation solution for maritime professionals. With its high-resolution display, advanced GPS technology, robust data logging, integrated radar capabilities, and customizable features, it is designed to enhance safety and operational performance on the water. Whether for recreational boating or commercial shipping, the NX-700A/B is an invaluable tool that meets the rigorous demands of today's maritime environment.