ENTEL DR482 Front
ENTEL DR482 Side
ENTEL DR482 Rear
ENTEL DR482 Rear
ENTEL DR482 Rear

Entel HT649 Series

The HT649 GMDSS is a MED-certified survival craft radio that carries the essential Wheel Mark logo for EU-registered vessels and the Merchant Shipping (Marine Equipment) Regulations 2016 for UK-registered vessels. It’s designed to function in the most extreme and harshest environments and meets the strict environmental requirements for GMDSS radios.

When you handle Entel’s HT649 GMDSS, you will be impressed by its superior build quality; from the rugged, ergonomic design that fits comfortably in your hand to the exceptionally loud audio. The HT649 is also submersible to a market-leading IP68 rating of 2 meters depth for 4 hours.

HT649 GMDSS is available in two packages:

HT649 P1 – package of radio and primary one-shot emergency battery

HT649 P2 – package of radio with primary one-shot emergency battery, rechargeable Li-ion battery and drop-in charger

  • LCD display
  • IP68 rating
  • Submersible 2 metres depth for 4 hours
  • MIL-STD 810/C/D/E/F
  • High capacity (2000 mAh) Li-Ion battery
  • Primary Lithium one-shot Emergency battery
  • Robust Accessory Socket
  • Internationa, USA and Canada Marine Channels
  • Low battery warning
  • Vox (hands-free operation), Audio Accessory Required
  • SOLAS requirement : At least 2 units for vessels <500GRT or 3 units for vessels >500GRT
  • HT649 GMDSS model is MED approved

 

General

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 metal
Operating Voltage 7.6V
Current Drain (nominal) 40mA
Secondary Duty Cycle (5/5/90) 17.5 hours
Microphone Internal condenser microphone
Operating Temperature -20° to +55°C
Construction Compliant MIL-STD 810C/D/E/F/G
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 <1W ERP
Frequency Stability ± 1.5ppm
Modulation Limiting ± 5.0KHz
FM Hum & Noise >-40dB
Unwanted Emissions <0.25µW up to 1GHz, <1µW from 1GHz to 2GHz
Adjacent Channel Power 70dBc
Audio Response (FM) 300Hz to 3KHz -6dB/Octave
Audio Distortion < 5%
FM Modulation 16K0F3E

Receiver

Frequency Stability ± 0.5ppm
Analogue Sensitivity >6dBµ for 20dB Sinad
Intermodulation Response >68dB
Adjacent Channel Selectivity >70dB
Spurious Rejection >70dB
Rated Audio Power 0.5W
Audio Distortion < 5%
Hum & Noise >-40dB
Audio Response 300Hz to 3KHz -6dB/Octave
Conducted Spurious Emissions <2nW up to 1GHz, <20nW from 1GHz to 2GHz


Standard Accessories in package

  • VHF Antenna CAT20
  • Belt Clip (attached to rear of battery pack)
  • CNB750E Rechargeable Battery Pack (Black)
  • CLB750G Emergency Battery Pack (Yellow)
  • 100~240V Rapid Charger CSAHT
  • Operating Manual
  • Preset Marine VHF GMDSS Channels

Optional Accessories

  • CAT20/156 VHF Antenna
  • Belt Clip CBH750
  • CNB750E Battery Pack with rear clip
  • CLB750G Emergency Battery Pack with rear clip
  • CSAHT 100~240V Rapid Charger
  • CLC953 Leather case with shoulder strap
  • CXR5/750 Bone Conductive Headset (Non I.S.) with PTT
  • CXR16/750 Throat Mic with D-shape earpiece (Non I.S.) with PTT
  • PTT750 PTT Switch
  • CMP1/750 Mini Lapel Remote Microphone
  • CMP750 Heavy Duty Remote Microphone
  • CHP750D Dual Muff Headset with PTT
  • CHP750HD Dual Muff Headset with PTT for Hardhat use
  • CHP750HS Single Sided Headset with PTT for Hardhat use
  • EA12/750 D-Shape Earpiece with PTT
  • EA15/750 Acoustic Earpiece with PTT
  • EHP750 Listen-Only Earpiece
  • CXW640 BNC Adaptor

VARIANTS

  • HT644GMDSS - For vessels who does not to meet Wheelmark