Avionics Report

February 2014 Issue

Retrofit Autopilots: You’ll Pay For Precision

A rate-based S-Tec may be a cost-effective solution, but Avidyne’s DFC90 and Bendix King KFC225 attitude-based models easily outperform it.

Proposals for new autopilot upgrades can be shocking. Even entry-level wing-leveling systems start at $10,000, not including installation. But that won’t buy much. Higher-end models with add-on options can easily snowball a project to $40,000. That’s roughly the cost of an average engine replacement—or an average Skyhawk.

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