供应船用HX2600型航行警告接收机NAVTEX

一般要求

接收频率

518KHz、490KHz、4209.5KHz、486KHz

可同时接收通道

双通道(即一个接收机工作在518KHz通道,另一个接收机可以在490KHz/4209.5KHz、486KHz之间切换)。

灵敏度

有用信号电平在-107dBm时,误码率＜4%

选择性抗干扰性能

阻塞抑制比:按照IEC61097-6标准规定频率的强信号干扰下,收到有用信号误码率＜4%

同频干扰抑制比:在同频于(按照IEC61097-6标准)收到有用信号误码率＜4%

互调:在两个不同干扰源的同时干扰下(按照IEC61097-6标准规定的频率和电平)收到有用信号误码率＜4%

天线保护

在天线端加上无调制信号幅度30V(e.m.f)。

频率范围100kHz～28MHz,15分钟之后设备仍可正常工作。

显示器规格

800×480点阵154×85.9mm(7英寸彩色屏幕)

信息存储功能

可存储200条信息,平均每条信息500字符,存储时间为60～72小时。被标记信息可以保存,用户不可自行删除。

外部接口

一个打印输出接口。

发声报警

音量不小于75dBA～85dBA

电源

12V～24V DC

本技术条件的法规依据

IMO Resolution MSC 148(77),IEC 61097-6,IEC60945(2002)

General requirements

Receiving frequency

518KHz,490KHz,4209.5KHz,486KHz

Receive Channels simultaneously

Dual-channel(ie,a receiver operating in 518KHz channel, the other receiver can switch between the 490KHz/4209.50KHz,486KHz)

Sensitivity

Useful in -107dBm signal level ,the bit error rate less than or equal to 4%

Selective anti-jamming performance

Blocking rejection ratio: In accordance with IEC61097-6 standards for frequency of strong signal interference , the received useful signal bit error rate less than or equal to 4%;Co-channel interference rejection ratio: interfering sources in the same frequency interference (in accordance with IEC61097-6 standard) received useful information such as number of bit error rate of less than At 4%Intermodlation: At the same time two different sources of interference (in accordance with IEC61097-6 standards for frequency and level) received useful signal error Rate is less than or equal to 4%

Antenna protection

In the antenna signal with no modulation amplitude emf 30V.

Frequency range of 100KHz～28MHz,15 minutes after the device can still work

Display Specifications

240×128 dot matrix 144mm×104mm

Information storage

Can store 200 messages, with an average of 500 characters each message, the storage time is 60～72 hours. Information can be stored permanently marked with users can not manually delete them.

External Interface

A print output

Andible alarm

Volume of not less than 75dBA～85dBA

Power

12V～24VDC

The method according to technical requirements of the regulations IMO Resolution MSC148(77).IEC 61097-6,IEC60945(2002)