The U.S. aircraft register, updated daily
Who holds what · as the FAA records the name

Diagnostic Solutions International LLC

Approved to make 3 classes of equipment. FAA spelling: Diagnostic Solutions International LLC.

Equipment approvals technical standard order authorisations

2026-03-16TSO-C177a · Data Link Recorder Equipment · Cockpit Voice Recorder REVO 250LW Series CVR, Cockpit Voice and Flight Data... · other and general
2026-03-16TSO-C124c · Flight Data Recorder Equipment · Flight Data Recorder REVO 250LW Series FDR, Cockpit Voice and Flight Data... · other and general
2026-03-16TSO-C123c · Cockpit Voice Recorder Equipment · Cockpit Voice Recorder REVO 250LW Series CVR, Cockpit Voice and Flight Data... · other and general

Source: FAA Dynamic Regulatory System (type certificate data sheets, supplemental type certificates, parts manufacturer approvals, technical standard order authorisations). An organisation's name is as the FAA spelled it on each record; related spellings are separate pages.