HT942
HT942
Overview
The first time you handle Entel’s HT942 Series 2.0 portable you will be impressed by its superior build quality. The HT942 has been designed specifically for those requiring a no compromise, entry level, intrinsically safe marine portable.
From the rugged ergonomic design that fits comfortably in your hand, to the exceptionally loud audio, the HT942 Series 2 portable easily outclasses the competition.
The HT942 portable is ATEX (II 2 G Ex ib IIC 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).
Entel’s HT942 Series 2 portable will exceed the expectations of even the most experienced radio user.
Features
General
Environmental protection to IP68 (2 Meters for 4 hours)
The practical HT942 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 HT942 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.
Intrinsically Safe
The HT942 Series 2 portable is ATEX (II 2 G Ex ib IIC T4) Intrinsically Safe certified.
1800mAh Li-Ion battery
The HT942 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.
Flash upgradeable to add future features
Entel adds and improves features on its HT942 radio by way of software updates. Using Flash Upgrade technology your Entel HT942 radios can be upgraded by your Dealer at any time.
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.
Channels
The HT942 portable provides 16 programmable Marine channels.
Convenience
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 HT942 portable can operate totally hands free. All you need to do is talk and the HT942 portable will automatically transmit for you.
Scan/priority scan
The HT942 Series portable has the facility to scan for an active (or free) channel. When the channel is found, the radio will automatically select it for you. Priority scan will allow you to select one channel in the scan list that is treated as a “Priority”. It will be checked more frequently than all other channels in the list.
Security
Programmable scrambler (voice inversion)
Used to encrypt your voice, protecting against casual eavesdropping.
Safety
Local Personal Attack Alarm
All HT942 portables include a personal attack alarm option. Once activated the speaker of your radio will emit a high pitched siren as a deterrent and provides a local call for assistance.
Technical Specifications
General
| Frequency Range | 156 – 163.275MHz |
| Channels | 16 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) | 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 | 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] |
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 |
