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ETA Distributed Antenna Systems Installer certification — Requirements & Free Practice

US · License preparation

200 free questions · Answer explanations · No signup required

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ETA Distributed Antenna Systems Installer certification

Voluntary DASI certification for public safety distributed antenna systems installers; ETA lists stand-alone and Journeyman pathways.

Licensing authority: ETA International

Initial by examination
Distributed Antenna Systems Installer (DASI)
Pathway
Stand-Alone DASI examination; a later Journeyman CET upgrade requires CETa or GCT1 and two or more years of training/experience. Valid NICET IB-PSC Level 1 provides a separate rollover route, outside this examination route.
Scheduling
Proctored by an ETA certification administrator at an arranged time or through ETA-arranged remote proctoring; payment is required for processing.

Distributed Antenna Systems Installer (DASI)

Exam questions
Total questions: 75.
Examination outline
  • Distributed Antenna Systems Fundamentals
    • Define Distributed Antenna System (DAS)
    • Describe DAS fundamentals
    • Define the DAS life cycle
    • In-building role of a DAS
    • FCC directives
  • Safety
    • OSHA requirements
    • RF energy safety
    • Fiber optic handling and disposal
  • Building Codes and Standards
    • NFPA and related guidelines
    • DAS details from codes
    • Local municipality and AHJ codes
  • Radio Frequency (RF) Signal Characteristics and Requirements
    • Coverage measurement
    • RF characteristics
    • Noise characteristics
  • Site Surveys
    • Donor site selection
    • Bands of operation
    • Donor signal measurements
    • External and internal signal strength
    • Indoor RF characterization
    • Equipment location
    • Antenna locations
    • Cable routing
  • Equipment
    • DAS signal sources
    • DAS components
  • Antennas, Transmission Lines and Connectivity
    • DAS antennas
    • Antenna gain
    • Transmission lines and connectivity
    • Terminations and connectors
    • Splitters, couplers, tappers and combiners
    • Harness and hanger specifications
    • Maintaining connectivity
    • Maintenance inspections
  • Installation
    • Schematics, wiring and procedures
    • Off-air signal boosting
    • Equipment mounting
    • Installation test equipment
    • DAS tools
    • Labeling
    • Installation best practices
    • Equipment commissioning
  • Testing and Troubleshooting
    • Antenna line sweep testing
    • Passive intermodulation testing
    • Coverage surveys and link budgets
    • Post installation quality assessment
    • RSSI calculations
  • Documentation
    • As-Built documentation
    • Walk-Test documentation
    • Post install checklist
    • Building Codes documentation
    • Permits
    • Proof labeling per drawings
Examination sources