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Duncan Intelligence Newsletter

The Duncan Intelligence is a free, technical newsletter for business aircraft owners and operators. Written in-house by Duncan Aviation's technical representatives, each edition includes technical tips and advice on topics and trends in business aviation. It is a free, monthly e-mail subscription for aviation enthusiasts around the world.

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July 2026 Edition

Identify & Troubleshoot Airborne Weather Radar Spoking and Interference

Is radar spoking cluttering your cockpit display? Whether it's caused by high-altitude arcing, external interference, or a recent maintenance, tracking down the source can be tricky. Keep reading to learn the common causes of radar anomalies and the essential troubleshooting questions to help you isolate the issue fast.

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July 2026 Edition

Don’t Wait for a Major Airframe Inspection to Upgrade Your Avionics

Tight maintenance schedules shouldn't ground your avionics upgrades. While MROs prioritize large, multi-shop jobs, Duncan Aviation’s Satellite shops offer a flexible alternative. Read how our teams can efficiently handle everything from connectivity installations to critical flight deck upgrades without the long wait times.

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July 2026 Edition

The Flight Department Perspective in Aircraft Transactions

When buying or selling a business aircraft, there’s a big difference between how a model looks on a spreadsheet and how it performs in everyday operations. Keep reading to explore how real-world data from Duncan Aviation’s own active Flight Department bridges this gap, giving our Sales & Acquisitions team unique, practical insights that help clients minimize risk, clarify the realities of ownership, and find the perfect mission fit.

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October 2025 Edition
Enhance Pilot Situational Awareness With Garmin G600 TXi

The term situational awareness is frequently used in aviation, but what does it actually mean for a pilot in the flight deck? And how can modern avionics, like the Garmin G600 TXi, take that awareness to the next level? Watch this video and learn.

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October 2025 Edition
What Is Aircraft Damage History, And How Does It Affect Aircraft Value?

Aircraft buyers and sellers often face a significant question: What exactly constitutes damage history, and how does it affect an aircraft's value? This question is more complex than it seems, as damage is a subjective concept with no universal standard. To shed light on this issue, we spoke with three sales representatives from Duncan Aviation's Aircraft Sales & Acquisitions: Ann Pollard, Tim Barber, and Doug Roth.

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September 2025 Edition
Gyro Overhaul: We Do More Than What's Required. We Do What's Right

When overhauling a Vertical Gyro, most facilities stop at replacing the components mandated by the Component Maintenance Manual. While this meets the requirements for returning the gyro to service, Duncan Aviation goes further, prioritizing what is right over what is merely required.

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August 2025 Edition
Honeywell AS907 (HTF7000) Engine Inspection Intervals

Most inspection tasks on the Honeywell AS907 (HTF7000) are straightforward, offering consistent turntimes and cost expectations. However, it's important to note that the Borescope inspections of turbine and compressor components can reveal issues that may extend downtime and increase costs

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August 2025 Edition
Learjet Gust Locks Prevent Unnecessary Surface Damage

Gust locks lock the control column in place, preventing random movement and possible damage of the surface from wind while an aircraft is parked. It only takes a small investment to prevent damage that could cost tens of thousands of dollars and hours to repair.

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