General | |
Frequency Range | 136 – 174 MHz |
Channel spacing | 12.5, or 20, 25 KHz |
Frequency error | ± 2 ppm |
RF-bandwidth | 28 MHz |
Antenna impedance | 50 Ohm |
Temperature range | -25° to + 55°C |
Frequency Range | 136-174 Mhz |
Band Width @ 2:1 VSWR | 5% |
Terminations | BNC |
No of alarms | 8 |
Switches | 4 bi-directional toggle |
Indicators | 8
Off = No alarm Flashing = Sending alarm to the central control system Steady = Alarm received at the central control system |
No of alarms | 32 |
Contacts | Volt-free Contacts, One per alarm |
Indicators | 8
Off = Contacts open Flashing = Contacts Closed (Sending to central control system) Steady = Contacts Closed (Received at central control system) |
Terminal | PC, Laptop, Palm PC or Custom terminal |
Data mode | 9,600 Bps |
Max Message size | 256 Bytes. Larger messages may be split into 256 Byte pieces. |
Routing | Through a central control system |
Data mode | ≤19,200 Bps |
Interface | RS232/RS485 |
Message Format | Custom software to read the instrument and format messages |
Terminal | eCTrack |
Transmit Frequency
Receive Frequency |
1626.5 to 1660.5 MHz
1525.0 to 1559.0 MHz |
Channel Spacing | 5 / 2.5 / 1.25 kHz |
Data Rate | 600 bit/sec. |
RX Frame Length | 8.64 seconds |
DC Power Source | 10.5 to 32 V floating DC |
RX Power Requirement | :1,8W |
TX Power Requirement | 23 W @ 12V supply |
Throughput | 200 Byte/Second |
Interface | RS232 |
Modem Commands | Hayes AT Commands. Some special Thuraya GSM modem options. |
Speed | 9600 Bps |