Document Title: Airborne Selective Calling (SELCAL) Equipment
Summary: This technical standard order (TSO) is for manufacturers applying for a TSO authorization (TSOA) or letter of design approval (LODA). In it, we (the Federal Aviation Administration, FAA) tell you what minimum performance standards (MPS) your Airborne Selective Calling (SELCAL) Equipment must first meet for approval and identification with the applicable TSO marking.
Documents for Download: Draft Document (PDF)
Draft Document Comment Grid (MS Word)
Reference: TSO-C59b
Comments Due: June 6, 2016
How to Comment: Email comments to:

Deliver comments by mail or hand to:
Federal Aviation Administration
Design, Manufacturing and Airworthiness Division
Systems and Equipment Standards Branch AIR-130
470 L'Enfant Plaza SW, Suite 4102
Washington, DC 20024

Fax comments to: