Entel HT844 VHF ATEX IIA Marine Entry LCD Radio
The first time you handle Entel’s HT844 Series 2.0 portable you will be impressed by its superior build quality. The HT844 has been designed specifically for those requiring a no compromise marine portable.
Entel’s HT844 Series 2 portable will exceed the expectations of even the most experienced radio user.
The HT844 portable is ATEX (II 2 G Ex ib IIA T4) Intrinsically Safe certified and approved to the essential IEC 60945 marine environmental standard and fully Submersible to IP68 (2 meters depth for 4 hours).
VHF ATEX IIA Marine Entry LCD Radio
From the rugged ergonomic design that fits comfortably in your hand, to the exceptionally loud audio, the HT844 Series 2 portable easily outclasses the competition.
Entel HT844 VHF ATEX Marine General Features:
Environmental protection to IP68 (2 Meters for 4 hours)
The practical Entel HT844 Series 2.0 portable enjoys an IP68 (2 Meters for 4 hours) rated construction, which means that they are dust protected and fully Submersible.
MILSTD 810C/D/E/F
Meeting MIL-STD 810C/D/E/F and providing commercial grade construction for tough, enduring performance. Entel's Entel HT844 Series 2.0 portable conforms to stringent standards, enabling it to withstand the everyday rigours of shock, vibration and the corrosive effects of dust and moisture, ensuring many years of trouble free use.
1800mAh Li-Ion battery
The Entel HT844 Series 2.0 portable is supplied with the latest intelligent Lithium-Ion battery technology as standard. One key advantage of Lithium-Ion battery technology is the way it eliminates ‘memory effect’ meaning there is no need to fully discharge your battery before recharging. Therefore you are assured a full charge each and every time you take your Entel battery from its charger.
Intrinsically Safe
The Entel HT844 Series 2 portable is ATEX (II 2 G Ex ib IIA T4) Intrinsically Safe certified.
Robust accessory socket
The socket has been specifically designed so that when an accessory is secured to the portable, the connection can withstand any amount of punishment; from dropping to careless misuse. Furthermore, the securing bolt incorporates a shearing point to protect the connector.
Flash upgradeable to add future features
Entel adds and improves features on its Entel HT844 radio by way of software updates. Using Flash Upgrade technology your Entel HT844 radios can be upgraded by your Dealer at any time.
Channels
The Entel HT844 portable provides all INT, USA & CAN Marine channels.
Entel HT844 VHF ATEX Marine Convenience Features:
Keylock
To avoid accidental operation your radios keys & controls can be locked by the user or, if set, automatically by the radio.
VOX hands free (with audio accessory)
When using an Entel VOX enabled audio accessory, your Entel HT844 portable can operate totally hands free. All you need to do is talk and the Entel HT844 portable will automatically transmit for you.
Scan
The Entel HT844 Series portable has the facility to scan for an active channel. When the channel is found, the radio will automatically select the channel for you.
Entel HT844 ATEX Marine General Specifications:
| Frequency Range | 156 - 163.275MHz |
| Channels | All INT, USA & CAN Marine Channels |
| Channel Spacing | 25 kHz |
| Communication Method | Simplex / semi duplex |
| Antenna Impedance | 50 ohm |
| Antenna | Whip / stubby |
| Battery Type | 1800 mAh Li-Ion battery pack |
| Power Supply Voltage | 7.4V DC |
| Current Drain (nominal) | 40mA |
| Duty Cycle (5/5/90) | 12.5 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 |
Entel HT844 VHF ATEX Marine Transmitter Specifications:
| Power Output | High – 4W / Low - 1W |
| 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] |
Entel HT844 VHF ATEX Marine Receiver Specifications:
| 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 |
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