Upload
brenda-sly
View
215
Download
0
Tags:
Embed Size (px)
Citation preview
HistoryPre-1986
The system consisted of LB channels (44.MHz range) Heavy interference from other usersRadios were limited in the number of channels availableUnable to have multiple conversations at the same timeIf the radio was keyed up by accident no one could use that channel
1986 The Automatic Multiple Site Select (AMSS) system begins to be operational The 1st wide-area, 800 MHz trunked communication system in North America Provided multiple talk-groups, i.e. Dispatch, TACH1 Provided more efficient use of the same frequencies Provided Emergency button capabilities, private call, and paging1999 – 2000 Upgraded AMSS from Type 1 to Type 2 AMSS 1 technology was no longer supported
Then 9/11 happened.....
...and the way we look at communications changed.
Forging of Partnerships• Between State Agencies
– Steering Committee• ADEM• ASP• DIS
• Between the State and Counties– Local Leadership Council
• County Judges• County OEM’s• County Sheriff’s• County Fire• Quorum Court
Now
• 2004 – 2006– Used Existing Assets– Used Homeland Security
Grant Funds– Used Bond funds– Upgraded existing AMSS Type 2 system a digital,
700/800MHz system– Enhanced Coverage – Leveraged $100M in Assets to create a $175 - $200M
system
AMSS System
AWIN System
What We’ve added~Infrastructure~
Number of New Sites
16
Number of New Towers
11
Number of Base Stations
Upgraded71
Number of Microwave
Sites Upgraded84
Number of Consoles Upgraded
33
Number of Towers
Upgraded8
What We’ve added~Facilities~
Number of Shelter Roofs Replaced or
Repaired9
Number of New Shelters
22
Number of New Generators
101
What We’ve added~User Equipment~
Number of New Control Stations
40
Number of Mobiles
/Portables Upgraded
1019
Number of Control Stations
Upgraded12
Number of New Mobiles
/Portables2459
Maintenance• Dispatch Service/Call Center Operations • Technical Support • Network Secure Monitoring • Infrastructure Repair
w/Advanced Replacement • On-Site Infrastructure
Response• Microwave System Support • Vehicular Repeater System• Radio Repair• Local Radio Support • Software Upgrades
Network Secure Monitoring• 24X7 Monitoring of AWIN Alarms
• Secure Monitoring– 24x7 Monitoring for System Hacking– Virus Protection– Firewall Protection
• Pre-Tested Software Subscription– Tested on actual radio system
On-Site Infrastructure Response
• 8 Local Service Shops – Multiple Locations – Factory Trained Technicians– Fully Equipped– 24X7 Response for all Severity 1 Outages– 2 Hour On-Site Response from Dispatch
Current Coverage of the AWIN System