Avidyne DFC90 Digital Autopilot

Avidyne’s DFC90 Attitude-Based Digital Autopilot enhances the precision of flight and improves safety for your aircraft. It is certified with the Avidyne Entegra PFD or the Aspen EFD1000 Pro PFD in the Cirrus SR20 and SR22.

Customers upgrading from the STEC 55X will notice several major performance and feature improvements including:

  • Attitude-Based – Greatly improved stability due to the use of attitude data to control the autopilot inner control loops. 

  • EP® – Avidyne’s Envelope Protection. EP also provides visual and aural warnings to the pilot.

  • EA® – Avidyne’s Envelope Alerting. 

  • “Straight & Level” Button – Recovers the aircraft from unusual attitudes.

  • Indicated Airspeed Hold

  • Enhanced Fight Director capability of the DFC90 is vastly improved and greatly improves the ability to hand-fly approaches.

  • Synchronized Heading Bug



DFC90 Digital Autopilot

  • Specifications


    • Width: 6.25″ (159mm)

    • Height: 1.5″ (38mm)

    • Depth: 10.6″ (279mm)


    • 2.02 lbs (0.92 kg)