Product Features
1. Firm structure and better anti-seismic performance, meet the cab environmental requirements
2. With 2 modes: LTE and 450M, auto or manual operating mode is optical
3. Adopt the visualized operating terminal with friendly-interface and easy to use
4. Modular design, the same part of the same model has interchangeability and easy to maintain
5. The interface supports the wireless reconnection
6. With intercom and support the communication between 2 main frames or 2 MMI
Technical Parameters
450M operating mode
| NO. |
Items |
Index |
| 1 |
Work frequency range |
450MHz～470MHz |
| 2 |
Work mode |
Same-frequency simplex, different-frequency simplex， different-frequency duplex |
| 3 |
Modulation mode |
16KOF3E |
| 4 |
Channel space |
25kHz |
| 5 |
Audio frequency range |
300Hz～3000 Hz |
| 6 |
Antenna impedance |
50Ω（unbalance） |
| 7 |
Data modulation mode |
FFSK |
LTE operating mode
| NO. |
Items |
Index |
| 1 |
Work frequency range |
Up 832MHz～862 MHz、Down 791 MHz～821 MHz（B20 FDD LTE）
1785 MHz～1805 MHz（TDD LTE）
1447 MHz～1467 MHz（TDD LTE） |
| 2 |
Technique standard |
LTE，3GPP Realease9 |
| 3 |
Audio frequency range |
300Hz～3000 Hz |
| 4 |
Antenna impedance |
50Ω（unbalance） |
| 5 |
Voice service |
Support 12.2kbit/s、4.75kbit/s speech coding |
|
