2 Westel Wireless Systems Westel wholly owned AUS company with development and manufacture in SydneyFirst demonstrated in 1995 and first fielded in 1998 (as ADI Ltd)Westel acquired business in 2000Approx 600 repeaters deployed in the USA; DOI, NPS, USDA etc and 50 in Russia
3 Features Core philosophy that ‘its all in the box’ Analog / Digital operation as standardInbuilt DTMF and Tone controlInbuilt IMBE and P25 DES-OFB encryptionInbuilt VOIP capabilty and Web-based diagnosticsCrossbanding / CrossmodingEasy setup with Windows software
4 System Configurations Single or Dual radios, independent or linkedRepeater and Basestation operationModesAnalogue FM (12.5/25 kHz) - TIA/EIA 603 / AS4295Digital C4FM (12.5 kHz) - TIA 102.CAAB / AS4768Frequency bandsVHF MHz : 10 – 100WUHF MHz* : 6 – 60WSupply: 110V / 240 VAC with 12V DC revert* Not all bands type accepted in all countries
12 Auto Sensing Repeater D # 1 T G I 2 C S G r o u p # 1 ( A c t i v e ) 4Indal3TTx/RxCTCSS#1CTCSS#1
13 Deployment Scenario - 1 UHF Link / VHF Repeater UHF Base Tone remote Digital/AnalogTone remoteor Console
14 UHF Repeater / VHF Repeater Deployment Scenario - 2VHF Repeater / UHF LinkDigital/AnalogUHF BaseUHF Repeater / VHF RepeaterTone remoteor ConsoleAll VHF traffic is repeated at all 3 sites and at the console. All console traffic is repeated at all 3 sites.
15 Deployment Scenario - 3UHF Link / VHF RepeaterDigital/AnalogVHF Repeater / UHF LinkDigital/AnalogUHF Link / VHF RepeaterDigital/AnalogVHF Repeater / UHF LinkDigital/AnalogUHF Link / VHF RepeaterDigital/AnalogAll VHF traffic is repeated at the local site and linked by UHF to the other 4 sites where it is linked to the VHF and retransmitted.
16 IP Link IP Analog traffic is streamed as PCM over RTP Digital traffic is streamed as P25 CAI (IMBE/DES) over RTP
17 ‘PC Console’ IP Analog and digital traffic is streamed as PCM over RTP
18 ‘FSIAP-25’ (Fixed Station Interface Access Point) Digital traffic is streamed as P25 CAI (IMBE/DES) over RTP and converted to analog baseband in the FSIAP-25IPDigital/Analog
29 Getting on the air... Installation Manual covers: module installation (plug & play)programmingtesting and commissioningfault finding and trouble shootingmodule repair and replacement
30 Fault FindingTransceivers output over-the-air diagnostics for system trouble shootingModules have LEDs and Error Codes to indicate nature of fault1st level repair is module replacement by agencyModule repair by Westel
31 Upgrade paths Single channel Single to dual channel Repeater/BasestationAnalog/DigitalSingle to dual channelDual to multi channelComplete re-use modulesDual channelRepeater/BasestationCross-BandCross-Mode3 and 6 Radio ShelfConventional/TrunkingCross-BandCross-Mode
32 In summary… Designed for ease of setup, program & use Designed as a digital radio with Project 25 compliance with an analogue capabilityModular configuration for maximum flexibility and upgrade capabilityStraightforward operation & trouble-shooting
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