| System Configurations - Single or Dual, Fixed or Mobile | |||||
| Transmitter | |||||
| Frequency | 962MHz - 1213MHz | ||||
| Frequency Stability | ±0.001% | ||||
| Channels | 252 (X and Y) | ||||
| RF Pulse Spectrum, Spurious Outputs & Harmonics | To relevant International Standards* | ||||
| Pulse Rise Time, Pulse Fall Time & Pulse Duration | To relevant International Standards* | ||||
| Ident Rate | To relevant International Standards* | ||||
| Pulse Pair Spacing | X
channel - 12µs ±0.1µs Y channel - 30µs ±0.1µs |
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| Main Reference Pulse Group | X
channel - 12 pairs of pulses at 30 µs ±0.1µs Y channel - 13 single pulses at 30 µs ±0.1µs |
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| Auxiliary Reference Pulse Group | X
channel - 6 pairs of pulses at 24 µs ±0.1µs Y channel - 13 single pulses at 15 µs ±0.1µs |
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| Pulse Repetition Rate | 2700 ±90 to 5400 pulse pairs per second independent upon traffic load, before the reference groups are added | ||||
| Equalising Pair | Transmitted 100 µs ±10 µs after each identity pulse | ||||
| Pulse Coding Precedence | 1)
Main Reference Group 2) Auxiliary Reference Group 3) Identity Signal 4) Distance Replies 5) Random Pulse Pairs |
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| Distance Reply Signal | X
mode - 50 µs Y mode - 56 µs |
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| Reply Delay Time Stability |
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| Peak Output Power | 0 to 4kW programmable (5kW max) | ||||
| Receiver | |||||
| Frequency | 1025 MHz - 1150 MHz (1MHz channels Mil-Std 291B) | ||||
| Sensitivity | - 92dBm for 70% reply efficiency | ||||
| General | |||||
| Status Indication | Full Local and Remote Indication | ||||
| System Monitoring (BITE) | Complete system monitoring by microprocessors | ||||
| Remote/Local control | IBM
PC based RMM and/or remote control and status indicator Leased lines or dial up lines |
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| Antenna | The
system is designed for a) M-Scan (Mechanical rotating) b) E-Scan (Electronically modulated) - Fernau, Rantec or other |
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| Power Supply | AC
115V/230V ±10% 50/60Hz DC 24V/28V |
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| Dimensions | |||||
| Tacan Cabinet (Dual) | 600mm
Wide 600mm Deep 1650mm High |
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| (Single) | 600mm
Wide 600mm Deep 1380mm High |
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| Weight | 200kg
(Dual) 180kg (single) |
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| Aux Cabinet | 600mm
Wide 600mm Deep 1650mm High |
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| Environmental | |||||
| Temperature | Operating:
-10ºC to + 50ºC Storage: -30ºC to + 60ºC |
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| Humidity | 0%
to 95% RH over temperature range 20ºC to 45ºC (non-condensing) |
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| Reliability | MTBO
12,000 hours MTTR 15 minutes (Typical) |
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| EMC/RFI | To
meet the relevant Mil-Std 461/472 specifications |
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*Relevant International Standards are MIL-STD 291B and ICAO Annex 10.
The Company reserves the right to change specifications without notice.
Fernau Avionics Limited, Airport Executive Park, President Way, Luton, Befordshire, LU2 9NY, United Kingdom
Tel: +44 1582 483111 Fax: +44 1582 484404 Email: information@fernau.com