ENTEL | HT649 GMDSS VHF
The HT649 GMDSS is MED certified and carries the essential Wheel Mark logo. For those requiring a, no compromise, fully featured GMDSS portable with high visibility back-lit LCD, the HT649 GMDSS will exceed the expectations of even the most experienced radio user.
The first time you handle Entel’s HT649 GMDSS Series 2.0 portable 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 GMDSS Series 2 portable easily outclasses the competition.
The HT649 GMDSS Series 2 portable is built to MIL-STD 810C/D/E/F for tough enduring performance, is fully Submersible to IP68 (2 meters depth for 4 hours) and is available in two packages:
HT649 P1 – Package of radio & Primary one-shot emergency battery
HT649 P2 – Package of radio with Primary one-shot emergency battery, secondary Li-Ion rechargeable battery & charger
| 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 – LithiumSecondary - 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 Hours14.5 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] |
| Receiver | |
| Receiver Type | Double Super Heterodyne type |
| Sensitivity | -0.25uV (12dB SINAD) |
| Frequency Stability | 2.5PPM |
| Spurious Rejection | -60 dB |
| Adjacent Channel Selectivity | -60 dB (Narrow) , -70 dB (Wide) |
| Distortion | < 5% (1 kHz 60%) |
| Hum & Noise | -40 dB |
| Audio Output | 1W |