VHF DSC (Class-B)

Specifications

1. High quality DSC
2. Class B standard
3. Fast delivery

VHF DSC (Class-B)

(1).Main function

1.General call 
2.DSC System 
Distress call 
Distress acknowledgement call 
Distress relay call 
Individual call 
Position request call 
Position to send call 
Individual acknowledgement call 
Group Call
All ships call 
Sea area call 
Semi-automatic telephone service 
DSC test 
3.Collision Avoidance alarm display 
4.Weather alarm (American weather Bureau) 
5.Priority scan 
6.Dual-Watch 
7.Thr- Watch 
8.Timing clock alarm 
9.64 waypoints stored 
10.64 common using ID storage 
11.Navigation function 
12.Automatically record incoming messages 
Distress messages: 32 
Other messages: 32 
Collision Avoidance alarm messages: 72 
 

(2).Technical Specifications

1.Overall Specifications 
Frequency Range:Tx:156.025-157.425MHz 
Rx:156.050-163.275MHz 
Modulation method:FM(16K0G3E)DSC(16K0G2B) 
Receiving system:Super heterodyne double conversion 
Frequency tolerance:±10ppm(-20℃+60℃) 
Power Supply :DC13.8V(±15%) 
Antenna impedance:50Ω 
Output impedance:(Audio)8Ω 
Input impedance:(Microphone)2KΩ 
Dimensions:W(153)×H(67)×D(132) 
Weight:830g(±2%) 

2.Transmitter Specifications 
Output power: 25W / 1W 
Modulation limit:≤ ±5KHz 
Modulation sensitivity:17mV±10mV 
Audio distortion:≤ 7% 
Adjacent channel selectivity:≥70dB 
Spurious emissions:≤ -53dB 
Residual modulation : ≥40dB 
Current consumption:High power ≤ 6.0A , Low power ≤ 1.5A(DC13.8V)

3.Receiver Specifications 
Reference sensitivity:≤ 0.25uV(12dB SINAD) 
Squelch sensitivity:≤ 0.15uV 
Modulation receiver bandwidth:≥ 2×5KHz 
Deep squelch blocking threshold:≥ 5KHz 
Adjacent channel selectivity:≥ 65dB 
Intermodulation rejection ratio:≥ 58dB 
Spurious response:≥ 65dB 
Audio output power:≥ 2W(8Ω) 
Audio distortion:≤ 7% 
GPS Output format:NMEA0183(2.0 / 3.01) 

Note: Specifications are subject to change without notice.