Garmin G3X Installation Manual page 46

2.3.1.4 Cable Connector Installation
Coaxial cables are required for antenna connections for GPS, XM, transponder, comm, VHF Nav, ADS-B,
and video functions.
1. Route the coaxial cable to the unit location. Secure the cable in accordance with good aviation
practices.
2. Trim the coaxial cable to the desired length and install the BNC or TNC (per Figure 2-18)
connector. If provided, follow the connector manufacturer's instructions for cable preparation.
190-01115-01
Rev. AA
Figure 2-18 TNC Connector Installation
G3X/G3X Touch Installation Manual - Installation Preparation
Page 2-16