FAA · Supplemental Type Certificate
STC SR03333AT
Installation of the SkyConnect Satellite Phone and automated position reporting system including the installation of an Iridium Satellite antenna, Transceiver, aircraft GPS interface to obtain position, SOP and/or MMU dialer panels, and optional GPS antenna.
What is an STC?
A Supplemental Type Certificate authorizes a major modification or alteration to an FAA-certificated aircraft. STCs are how operators legally install new avionics, change fuel systems, add floats, swap engines, etc. — every change beyond a minor modification needs one.
Applicable aircraft (4)
Specific sections
- Sec. 111
- Sec. 113
- Sec. 115
- Sec. 117
- Sec. 119
- Sec. 120
- § 21.47
The STC PDF on drs.faa.gov is the authoritative document — it lists installation instructions, ICA requirements, and any limitations. Open PDF ↗