SA4550 Software History

Please use the following form to download the latest software version for your SA4550 unit: SA4550 Software Download Form

1.03 10/16/2007
  • Corrected the Flight Director 'Out of View' operation and Dual Cue Flight Director pitch command scaling for Sandel SA4550 Sperry AD-500, AD-550 and HZ-454 (part no. SA4550-0xx) emulations only. SA4550 Sperry AD-600 and 650 (part number SA4550-1xx) emulations are not affected by this software update.
1.02 8/30/2007
  • Corrects pin out for radar altimeter type selection
  • Maintenance page text enhancements
1.01 6/29/2007
  • Commerical release.



Sandel Avionics, Inc., 2401 Dogwood Way, Vista, CA 92081
Telephone: 760-727-4900 Fax: 760-727-4899 ©2008

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