gmdss walkie talkie
ENTEL GMDSS HT649 is a walkie-talkie for lifeboats, also known as a portable VHF two-way wireless phone. It is a part of the GMDSS system and can only be used when ships are in distress. Entel HT649 has CE and CCS certificates.
What is gmdss walkie-talkie, let's first get to know GMDSS, the system is a global system that uses the most appropriate communication technology and working methods. Once a ship is in distress, it can promptly report to the police, and focus on the shore. The competent department responsible for search and rescue on land, and the participation of ships near the ship in distress, can quickly and effectively launch search and rescue work, and avoid marine accidents to the greatest extent. . The system will not only provide distress communications, but will also provide emergency, safety and regular communications.
ENTEL GMDSS HT649 is a walkie-talkie for lifeboats, also known as a portable VHF two-way wireless phone. It is a part of the GMDSS system and can only be used when ships are in distress. Entel HT649 has CE and CCS certificates. Possess CCS form approval certificate and CCS product approval certificate, the price is affordable, the newer lithium-ion battery technology is adopted, the battery life cycle is long, and the end user is provided with a 4-year battery retention period.
If you need to know more about gmdss walkie-talkies, you can call HZH MARINE GROUP +86 13360560504 or send an email to info@hzhmarine.com.
ENTEL GMDSS HT649 is a walkie-talkie for lifeboats, also known as a portable VHF two-way wireless phone. It is a part of the GMDSS system and can only be used when ships are in distress. Entel HT649 has CE and CCS certificates. Possess CCS form approval certificate and CCS product approval certificate, the price is affordable, the newer lithium-ion battery technology is adopted, the battery life cycle is long, and the end user is provided with a 4-year battery retention period.
| Frequency Range | 156 - 163.275MHz |
| Channels | 19 INT, USA & CAN Marine Channels |
| Channel Spacing | 25 kHz |
| Communication Method | Simplex / semi duplex |
| Antenna Impedance | 50 ohm |
| Antenna | Whip / stubby |
| Battery Type | Primary – Lithium Secondary - 2000 mAh Li-Ion |
| Power Supply Voltage | 7.4V DC |
| Current Drain (nominal) | 40mA |
| Primary Duty Cycle (10/10/80) Secondary Duty Cycle (5/5/90) | > 8 Hours 14.5 hours |
| Microphone | Internal condenser microphone |
| Operating Temperature | -20° to +55°C |
| Construction | MIL-STD 810C/D/E/F |
| IP Rating | IP68 (2 meters depth for 4 hours) |
| Size (mm) | 59.5(W) x 130(H) x 37(D) |
| Weight | 277g with battery and aerial |
Transmitter
| Power Output | 1.3W |
| Modulation | 8K0G3E/16K0G3E |
| Oscillator Method | PLL |
| Frequency Stability | 2.5PPM |
| Maximum Deviation | ±5 kHz |
| Audio Distortion | < 5% (1 kHz 60%) |
| Spurious Emission | -68 [dBc] |
| Hum & Noise | -40 [dB] |
