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Entel
Entel HT649
GMDSS marine VHF handheld with 19 preset channels, low-power (<1W ERP) transmission, and a primary lithium battery for 17.5 hours of standby-ready operation.
- Brand
- Entel
- Category
- Marine
- Availability
- Enquire for lead time
Technical
Specifications
| 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 |
| Power Output | <1W ERP |
| Frequency Stability (Transmitter) | ± 1.5ppm |
| Modulation Limiting | ± 5.0kHz |
| FM Hum & Noise (Transmitter) | >-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 (Transmitter) | < 5% |
| FM Modulation | 16K0F3E |
| Frequency Stability (Receiver) | ± 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 (Receiver) | < 5% |
| Hum & Noise (Receiver) | >-40dB |
| Audio Response (Receiver) | 300Hz to 3kHz -6dB/Octave |
| Conducted Spurious Emissions | <2nW up to 1GHz, <20nW from 1GHz to 2GHz |
Overview
About this product
The Entel HT649 is a GMDSS-category marine VHF handheld covering 19 International, USA and Canadian marine channels on 25kHz spacing, transmitting at a low power output of under 1W ERP. It runs on a primary lithium metal battery rather than a rechargeable pack, giving 17.5 hours of operation on a 5/5/90 duty cycle, and is built to IP68 (2 metres for 4 hours) and MIL-STD-810C/D/E/F/G for waterproof, rugged use. It weighs 277g complete with battery and aerial.
Questions
Frequently asked questions
Is the Entel HT649 waterproof?
Yes. The HT649 carries an IP68 rating, tested to 2 metres' submersion for 4 hours, and its construction is compliant with MIL-STD 810C/D/E/F/G.
What marine VHF channels does the Entel HT649 cover?
The HT649 covers the 156-163.275MHz marine VHF band with 25kHz channel spacing, and comes pre-programmed with 19 International, USA and Canadian marine channels.
What is the battery life of the Entel HT649?
The HT649 is rated for 17.5 hours on a 5/5/90 secondary duty cycle, drawing a nominal 40mA current.
How much transmit power does the Entel HT649 put out?
The HT649 transmits at under 1 Watt ERP, keeping it a compact, low-power handheld for short-range marine communication.
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