Keep Your Panel Cool

Mitigating the heat produced by advanced avionics equipment may require functioning cooling fans to ensure airworthiness and reliability.

Excessive heat “kills” integrated electrical circuits, the kind found in modern avionics. Unlike many other electronic devices, avionics also may be exposed to sunlight filtered only slightly by a transparency. Combining the two sources—as when on the ground on a hot, sunny day, engine running and with all the electrical equipment active—is fairly common. While […]
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