AS 680/682
System Description Description, Operation and Maintenance
ADS−B
1−6 Ed. 10.07
1.3.5 System Data Ground Station AS 680/682
ADS−B System Ground Station with redundant equipment, built
by 2 SPU, coupled via Data Switch to ADS−B LAN
Report generation Asterix Cat 21 reports, Asterix Cat 23 reports
Communication interface UP/IP, SNMP on UDP/IP, SSH, SCP on TCP/IP
1.3.5.1 Signal Processing Unit (SPU)
Receiving signals 1090 ES ADS−B, GPS L1−band 1575.42 MHz
Coverage range up to 150 NM at flight level > 300, omnidirectional
Capacity (GS) > 250 targets
Report generation Asterix cat21 (ADS−B)
1.3.6 Interfaces
SPU
− PC connector */** Serial, SubD, 9 pin, male
− Data interface connector */** RJ45, Ethernet 10/100Base−T
Serial, V.24, MicroSubD, 9 pin, female
− Others */** Serial, RS232, SubD, 9pin, female
Bite, RJ45, 8pin;
Status Interface I/O, SubD, 15pin, female
Site monitor
− Communication/control */** Serial, RS232, MicroSubD, 9pin, female;
− Status */** Status Interface I/O, SubD, 15pin, female
− Data interface connector (ADS−B LAN) */** 2x RJ45, dual port Ethernet, 1000Base−T
Data Switch (ADS−B LAN) */** 2x 8 connectors RJ45, Ethernet, 1000Base−T
* according IEC60950 ** SELV−circuit (Safety Extra Low Voltage)
1.3.7 Conformity and Licensing Approval
The AS 680 Ground Station is compliant to ICAO Annex 10 and to current European Regulations for
human health (low voltage directive) and electromagnetic compatibility (EMC). It complies with the
requirements of EC Guideline 89/336/EEC in its implementation. It also fulfills the requirements of the
following EMC Guidelines:
− Emission Test: EN 55022 (1998); EN 61000−3−2 (1995); EN 61000−3−3 (1995)
− Immunity Tests: EN 55024 (1998); (EN 61000−4−2 (1995); EN 61000−4−11 (1994))
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