Upgrade Your Aircraft’s Safety and Performance

Premier FAA-Certified & OEM-Authorized Avionics Shop at Tallahassee International Airport (KTLH)

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FAA Part 145 Avionics Repair Station
(#5FVR692B)

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Authorized Service Center for Major Avionics Manufacturers

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Factory-Trained Technicians for Leading Avionics Parts

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Extensive Diagnostic and Testing Equipment

Flying Safely and Efficiently Requires Reliable Avionics Systems

But the upgrade process can be frustrating:

  • 9Outdated systems lacking modern capabilities
  • 9Limited guidance on model-specific upgrade options
  • 9Unexpected downtime due to poor scheduling or part delays
  • 9Integration issues with existing equipment
  • 9Unclear communication that leaves you grounded.
  • 9Navigating shifting FAA compliance on your own

At Flightline Group (FGI), we simplify the upgrade process.

Tailored Avionics Solutions to Elevate Your Flight Experience

Why Flightline Group (FGI)?

Certified Expertise

As an Authorized Service Center for major avionics manufacturers, including Garmin, Avidyne, Bendix King, Genesys Aerosystems (S-TEC Autopilots), and L3Harris Avionics, we provide factory-certified testing, installations and repairs.

As an FAA Part 145 Repair Station (#5FVR692B), we follow the highest industry standards.

Operations Specifications>
Anti-Drug Program>

Proven Experience

Over 30 years of experience providing top-tier avionics services to General Aviation aircraft throughout the Southeast.

Anti-Drug Program>

Seamless Integration

Our team ensures every installation and upgrade integrates perfectly with your aircraft’s systems, providing a flawless flight experience.

Safety First Philosophy

We know it’s not just the plane you care about – it’s the precious cargo you’re carrying. Your aircraft’s safety and reliability are always our priority.

Transparent Communication

We keep you informed every step of the way, providing clear explanations of your options.

Top-Tier Facilities

26,000 sq. ft. of state-of-the-art space at Tallahassee International Airport (KTLH), cleaned and organized for efficiency and quality.

Certified Expertise

As an Authorized Avionics Service Center for major manufacturers, including Garmin, Avidyne, Freeflight Systems, and Stratus by Appareo, we provide factory-certified testing, installations, and repairs.

As an FAA Part 145 Repair Station (#5FVR692B), we follow the highest industry standards.

Operations Specifications>
Anti-Drug Program>

Proven Experience

Over 30 years of experience providing top-tier avionics services to General Aviation aircraft throughout the Southeast.

Anti-Drug Program>

Seamless Integration

Our team ensures every installation and upgrade integrates perfectly with your aircraft’s systems, providing a flawless flight experience.

Safety First Philosophy

We know it’s not just the plane you care about – it’s the precious cargo you’re carrying. Your aircraft’s safety and reliability are always our priority.

Transparent Communication

We keep you informed every step of the way, providing clear explanations of your options.

Top-Tier Facilities

26,000 sq. ft. of state-of-the-art space at Tallahassee International Airport (KTLH), cleaned and organized for efficiency and quality.

Avionics Services We Provide

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Avionics Installation & Upgrades

Stay ahead with the latest avionics technology.

  • Glass Cockpit Retrofits: Upgrade to Garmin, Avidyne, or other integrated flight decks.
  • GPS & Navigation Systems: Install WAAS-certified GPS for precision navigation.
  • ADS-B Compliance & Upgrades: Stay FAA-compliant with Automatic Dependent Surveillance–Broadcast solutions.
  • Autopilot Installation & Calibration: Advanced flight control systems for smooth, precise handling.
  • Engine Monitoring Systems: Digital EGT/CHT monitoring and fuel flow tracking.
  • Traffic & Weather Systems: Real-time data for enhanced situational awareness.
  • Custom Avionics Panels: Full avionics suite redesign and panel fabrication.
  • RVSM STC Solutions: Achieve Reduced Vertical Separation Minimum (RVSM) certification with expert installation and support for approved aircraft.

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Avionics Repair & Troubleshooting

Diagnostics, Repair & System Testing to Keep You Flying Safely.

  • Electrical & Wiring Repairs: Troubleshooting and repairing electrical issues.
  • Radio & Transponder Repairs: Fixing communication and identification systems.
  • Instrument Calibration & Testing: Ensuring accurate altitude, airspeed, and navigation readouts.
  • Autopilot System Diagnostics & Repair: Troubleshooting flight control issue

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Compliance Testing & Inspections

91.413 Transponder Test & Inspections & 91.411 Altimeter System Checks: Stay compliant with FAA requirements by completing required tests and inspections every 24 months.

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Comprehensive Diagnostics

Radio, Instrument, & Pitot-static Discrepancies: Quickly identify and resolve performance issues to keep your avionics systems functioning reliably.

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Software Upgrades & Updates

Ensure your systems are up-to-date for enhanced safety and efficiency.

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Pre-Purchase Avionics Inspections

Make confident purchasing decisions with thorough avionics evaluations before buying an aircraft.

Don’t see the service you need on our list? Give us a call. We may be able to help.

Here’s How It Works

STEP 1

Give Us a Call

We’ll discuss your specific avionics needs and provide an estimate.

STEP 2

Schedule Your Avionics Service

Maximize aircraft availability by scheduling the service at sensible times with advice from our experts.

If we don’t already have the necessary parts for the known avionics services in our extensive inventory, we order them so everything is set for your plane’s arrival.

STEP 3

Fly with Enhanced Performance & Safety

Enjoy the confidence of flying with upgraded, reliable avionics systems.

What Our Clients Say

Meet Our Avionics Team

Erin Duebendorfer

Erin Duebendorfer

VP Technical Services

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Read Bio

Years in the aviation industry: 13
Years with Flightline: 2
Specialty: Erin holds an A&P mechanic’s license and is trained on Kodiak and TBM aircraft, as well as P&WC PT6 engines. He joined us after 11 years at the Daher Kodiak factory, where he held several roles, including production assembler, quality control inspector, repair station technician, and technical support management.

Joe Volker

Joe Volker

Avionics Manager

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Years in the aviation industry: 25
Years with Flightline: 14
Specialty: Avionics/Electronics; FAA Mechanic Certificate – Airframe Rating; FAA Certified Repairmen; NCATT Aircraft Electronics Technician Certificate with Endorsements; Garmin/Honeywell/S-Tec/ Avidyne/Rockwell Collins Factory Training

Want to meet the entire Flightline Group (FGI) team? Visit our about us page.