Entel DT953 DTEx DMR DMR446 License Free Portable Radio
This DMR446 license-free portable is the latest addition to our DTEx DMR Digital Series of Intrinsically Safe radios. The industrial-grade DTEx delivers exceptionally loud audio coupled with outstanding audio clarity and the ergonomic controls are specifically designed for gloved hand use.
With a market-leading IP68 rating (2-meters 4-hours) the fully submersible, MIL-STD-810 DTEx can be depended on to withstand the most extreme and hostile of environments. The ultra-compact, fully submersible DX446L is the non-Intrinsically Safe license-free DMR radio alternative.
Environmental protection - IP68 (2 Meters for 4 hours)
Entel's radios are approved to IP68 (2 Meters for 4 hours) rated construction, which means that they are dust protected and fully Submersible (even with the accessory cover removed).
Outstanding Audio
Entel's radios offer best-in-class performance with natural-sounding digital audio. Easy to read large character display
Programmable buttons
To ensure your Entel radio meets your exact need its buttons can be programmed with the exact features you need.
Gold plated accessory connector
The radios multi-pin interface and Micro-USB socket are both submersible and gold-plated to minimise any risk of damage and protect against corrosion.
High contrast white on black OLED display
Entel's radios benefit from high contrast white on black OLED display that delivers superior readability in varying light conditions adding to the radio intuitive user interface.
Accessory audio tailoring
Entel's radios identify the attached accessory and automatically adjust its settings ensuring the most natural and readable audio possible is delivered even with bone conductive accessories and breathing apparatus com kits.
Scan
Scan makes the radio automatically change channels for you searching for activity, when received the radio will stop on the channel until the transmission has ended. You can respond or let the radio resume scanning.
Entel DT953 DMR446 Portable Radio Key Features:
- 256 RF Channels, 8 Zones (2048 Channel pre-sets in total)
- IP68 Submersible (2m, 4 hours)
- MILSTD construction 810C/D/E/F/G
- High capacity Li-Ion battery
- Multiple channel zones
- 3 watts loudest & best clarity audio - in class
- 2 slot simplex
- Multiple receive groups
- Talker alias
- Group calling
- Individual calling
- Caller ID
- Detailed or large display info - programmable
- Programmable buttons
- Gold plated accessory connector
- Locking accessory connector
- Accessory audio tailoring optimises audio for each accessory
- High contrast white on black OLED
- Drag and drop end user programmer
Entel DT953 DMR446 Portable Radio In Development Features:
- Scan
- Channel voice annunciation
- Advanced voice annunciation (battery capacity etc.)
- VOX
- Personal attack button
Entel DT953 DMR446 Portable Radio Video
Entel DT953 DMR446 Portable Radio General Specifications:
| Frequency Range | PMR/DMR446 |
| Channels | 256 |
| Number of Zones | 8 |
| Vocoder | AMBE+2™ |
| Battery | CNB950EV2 1800mAh Lithium-Ion |
| Overall Dimensions (HxWxD) | 138mm x 60mm x 38mm |
| Frequency Stability | ± 1.5ppm |
| Operating Voltage | 7.4v |
| Programmable Buttons | 5 |
| Analogue Channel Spacing | 12.5/20/25KHz |
| Digital Channel Spacing | 12.5KHz |
| Battery Endurance (5/5/90 duty cycle @ 0.5W) | Analogue 14.5 hours Digital 18.5 hours |
Entel DT953 DMR446 Portable Radio Transmitter Specifications:
| Output Power | 0.5 Watt |
| Modulation Limiting | ±2.5kHz @ 12.5kHz ±4.0kHz @ 20kHz ±5.0kHz @ 25kHz |
| Conducted / Radiated Spurious Emissions | Better than -36dBm |
| Adjacent Channel Power | Better than 60dB |
| Audio Distortion (typical) | 3% |
Entel DT953 DMR446 Portable Radio Receiver Specifications:
| Sensitivity (typical) | Analogue -121dBm (0.2uV) for 12dB SINAD Digital -121dBm (0.2uV) for 5% BER |
| Intermodulation response rejection (ETSI) | > 70dB |
| Adjacent Channel Selectivity (ETSI) | > 70dB(12.5KHz) 60dB(25KHz) |
| Spurious Response Rejection (ETSI) | > 70dB |
| Audio Output Power | 1-Watts |
| Audio Distortion (typical) | 3% |
| Conducted Spurious Emission (ETSI) | > - 57dBm |
Entel DT953 DMR446 Portable Radio Environmental Specifications:
| Ex Protection | ATEX II 2G Ex ib IIC T4 Gb |
| Operating Temperature | -20°C to +55°C |
| Storage Temperature | -40°C to +85°C |
| Thermal Shock, Humidity, Shock & Vibration, Packing Test, Drop Test | MIL-STD-810 C/D/E/F/G |
| Dust & Liquid Ingress | IP68 (2m 4h Submersible) |
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