System Overview190-01499-02 GTX 3X5 Transponder TSO Installation ManualRev. 9 Page 1-161.14.3 Transmitter Grant of Equipment AuthorizationTable 1-18 Equipment Authorization1.15 License RequirementsCAUTIONTHE UHF TRANSMITTER IN THIS EQUIPMENT IS GUARANTEED TO MEET FEDERAL COMMUNICATIONSCOMMISSION ACCEPTANCE OVER THE OPERATING TEMPERATURE RANGE. MODIFICATIONS NOTEXPRESSLY APPROVED BY GARMIN COULD INVALIDATE THE LICENSE AND MAKE IT UNLAWFUL TOOPERATE THE EQUIPMENT.NOTEFor non-US installations consult the local spectrum management agency for requirements.The Telecommunications Act of 1996, effective February 8, 1996, provides the FCC discretion to eliminate radio stationlicense requirements for aircraft and ships. The GTX 3X5 installation must obey current transmitter licensingrequirements. In the US, to find out the specific details on whether a particular installation is exempt from licensing,visit the FCC website http://wireless.fcc.gov/aviation.If an aircraft license is necessary, apply for a license on FCC Form 404, Application for Aircraft Radio Station License.The FCC also has a fax-on-demand service to supply forms by fax. The GTX 3X5 owner accepts all responsibility forobtaining the proper licensing before using the transponder.Model FCC IDGTX 335 IPH-02133GTX 335RGTX 345 IPH-02256GTX 345R