N91922 - Aircraft Aircraft Registration

SONX

Aircraft Description

Model Year

—

Manufacturer

—

Model

—

Type Aircraft

Fixed Wing Single Engine

ICAO Type Code

SONXSonex

Airworthiness Date

Invalid Date

Classification

Experimental 8 Category

Type Registration

Unknown

Status

Cert Issue Date

—

Registered Owner

Name

SALE REPORTED

Address

400 BAYVIEW AVE

City

NAPERVILLE

State / Zip Code

Illinois60565-2112

Country

United States

Powerplant & Avionics

Engine Type

—

Number of Engines

—

Mode S Code (Oct)

53135323

Mode S Code (Hex)

ACBAD3

NTSB Accident History (1)

Date	NTSB #	Damage	Highest Injury	Probable Cause
Oct 20, 2014	WPR15FA016	Substantial	Fatal	The pilot's failure to maintain airspeed after takeoff, which resulted in an exceedance of the airplane's critical angle of attack and a subsequent aerodynamic stall/spin at low altitude. Contributing to the accident was the airplane's reduced climb performance due to a carbon-fouled engine cylinder, the airplane's lack of wheel pants and fairings, and the high density altitude conditions.

Oct 20, 2014WPR15FA016

Substantial

Fatal

The pilot's failure to maintain airspeed after takeoff, which resulted in an exceedance of the airplane's critical angle of attack and a subsequent aerodynamic stall/spin at low altitude. Contributing to the accident was the airplane's reduced climb performance due to a carbon-fouled engine cylinder, the airplane's lack of wheel pants and fairings, and the high density altitude conditions.

Additional Details

Registration

N91922

Serial Number

811

Number of Engines

—

Number of Seats

—

Expiration Date

—

Last Action Date

—

Last Update Date

—

Unique ID

—

Data Source

Data provided by the US Federal Aviation Administration. View on FAA.gov

Last updated: 2026-05-01 01:32:20 UTC