Characteristics
TETRA Data Modem/Gateway
1
Functionality
• Linked with various TETRA equipment from Airbus, Motorola, Hytera, R&S, and Teltronics.
• Supports TETRA SDS (Short Data Service) and PDS (Packet Data Service) for data communication.
• Supports AT commands.
• Check operational status and TETRA network status information through LEDs or LCD.
• Supports and adopts RTU communication protocol in accordance with TETRA data communication method.
• Supports communication data compression algorithms such as LZSS.
• Supports storage of terminal operational status and communication data history.
Data Transmission Terminal Device
1
Functionality
• Application of TETRA wireless communication - SDS (Short Data Service)
• GPS/GNSS location information measurement - NMEA Sentence
• Equipped with a large-capacity LiFePo4 battery, allowing for continuous operation for up to 2 days.
• Check operational status and TETRA Network status information through an LCD.
• Utilizes an IP68 aluminum enclosure.
Specifications
TETRA Data Modem/Gateway
Item | Modem | Gateway | |
|---|---|---|---|
Modem | Modem
| TW1m | TDM880i
|
Frequency bands
| Band 3: 380-400MHz, 406-430 MHz
Band 4: 806-825 MHz, 851-870 MHz | Band 3: 380-400MHz, 406-430 MHz
| |
Power | 1.8 W
| 3 W | |
Environments
| Operating power
| 12VDC ± 20%
| 24VDC ± 20%
|
Temperature | -40℃ ~ +85℃ (TETRA: -20℃ ~ +55℃)
| -40℃ ~ +85℃ (TETRA: -20℃ ~ +55℃)
| |
Humidity | 10% ~ 90%RH (Non-condensing)
| 10% ~ 90%RH (Non-condensing)
| |
GPS/GNSS
| Sensitivity
| -162 dBm
| Not Supported
|
Connector
| TETRA Antenna port
| SMA Female (50Ω)
| SMA Female (50Ω)
|
Dimension | Size | Customer specified
| 45mm X 170mm X 98mm (W X H X D)
|
Weight | < 0.5 kg
| < 1 kg
| |
Physical look
|  |  | |
Terminal device for data transmission
Items
Specifications
Operating Environments
- LiFePO4 Battery (10.8V / 6Ah)
- -40℃ ~ +85℃ (TETRA: -20℃ ~ +55℃)
- 10% ~ 90%RH (Non-condensing)
TETRA (AIRBUS TW1m)
- Band 3: 380-400MHz, 406-430 MHz
- Band 4: 806-825 MHz, 851-870 MHz
- 1.8 W
- Omnidirectional Whip-shaped, Gain: 3 dBi
GPS/GNSS (AIRBUS TW1m)
- -162 dBm
- < 2.5 meters CEP
- < 26 seconds
- Active Radome-shaped, Gain: 4.5 dBi
Dimension(s)
- 200mm X 695mm X 85mm (W X H X D)
Weight
- < 3 kg
