The FCC rules for Amateur radio which is defined in Part 97 clearly states that an amateur may not disrupt radio location services. The frequency for the GPS Si

The FCC rules for Amateur radio which is defined in Part 97 clearly states that an amateur may not disrupt radio location services. The frequency for the GPS Signals, high UHF is not close to any privileges available, amateur operators included. In short, don't do this unless you're testing / putting out very low power. Better yet, get an RF enclosure. Here is a graphic of the spectrum available in the US: https://www.ntia.doc.gov/files/ntia/publications/2003-allochrt.pdf https://www.ntia.doc.gov/files/ntia/publications/2003-alloch...