Accessories

September 2018 Issue

More Low-Cost EFIS:Prices Tumble Lower

Startup AeroVonics has two multifunction instruments intended to replace vacuum gyros. Dynon adds syn vision to the new D3 portable.

AeroVonics has in mind inexpensive replacements for vacuum instruments with its AV-20 and AV-30 self-contained multifunction instruments. The $800 AV-20 fits into a 2-inch instrument hole—the size of a typical clock—and provides 11 discrete functions, including attitude, AoA, bus voltage, flight timer, TAS display, G-meter and a clock. There are actually two versions of the instrument. The AV-20 is a minimal variant that doesn’t have the gyro sensing. It will sell for about $499. The AV-20S packs all the features. We saw the instrument demonstrated at AirVenture and although it appeared to have some sort of extraordinarily sharp display, AeroVonics’ Jeff Bethel says no, it’s just a garden-variety TFT. But the AV-20’s software tweaks the graphic processing at the sub-pixel level, giving the instrument dense colors and smooth refreshes.

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