FAA · Supplemental Type Certificate
STC ST00780WI-D
Modification of Collins VHF-22A/VHF-22B VHF COMM Receiver Transmitter with CTL-22 Control Pro Line II System Installation to a Collins VHF-22C/VHF-22D VHF COMM Receiver Transmitter with CTL-22C Control 8.33 kHz Pro Line II System Installation.
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 (17)
- A16SW Hawker Beechcraft Corporation · 400
- A16SW Hawker Beechcraft Corporation · MU-300-10
- A3EU Hawker Beechcraft Corporation · BAe.125 Series 800A
- A3EU Hawker Beechcraft Corporation · BAe.125 Series 800A (C-29A)
- A3EU Hawker Beechcraft Corporation · BAe.125 Series 800A (U-125)
- A3EU Hawker Beechcraft Corporation · BAe.125 Series 800B
- A3EU Hawker Beechcraft Corporation · BH.125 Series 400A
- A3EU Hawker Beechcraft Corporation · BH.125 Series 600A
- A3EU Hawker Beechcraft Corporation · DH.125 Series 400A
- A3EU Hawker Beechcraft Corporation · HS.125 Series 600A
- A3EU Hawker Beechcraft Corporation · HS.125 Series 600B
- A3EU Hawker Beechcraft Corporation · HS.125 Series 600B/1
- A3EU Hawker Beechcraft Corporation · HS.125 Series 600B/2
- A3EU Hawker Beechcraft Corporation · HS.125 Series 600B/3
- A3EU Hawker Beechcraft Corporation · HS.125 Series 700A
- A3EU Hawker Beechcraft Corporation · HS.125 Series 700B
- A14SW Raytheon Aircraft Company · MU-300
Certification basis — 14 CFR
The STC PDF on drs.faa.gov is the authoritative document — it lists installation instructions, ICA requirements, and any limitations. Open PDF ↗