Installation Instructions

GTN 6XX/7XX AML STC Installation Manual 190-01007-A3
Page 3-32 Rev. 4
3.6.6 Coaxial Cable Termination
Follow the steps below for installation of coaxial cables:
1. Route the coaxial cable to the radio rack location, keeping in mind the recommendations above.
Secure the cable in accordance with AC 43.13-1B Chapter 11, Section 11. If overbraid is required
on the GPS antenna coaxial cable, refer to Figure 3-1.
2. Trim the coaxial cable to the desired length and install the TNC or BNC connectors per the
cabling instructions in Figure 3-12 below. If the connector is provided by the installer, follow the
connector manufacturer’s instructions for cable preparation.
GASKET
NUT
9
16
3
16
1. PLACE NUT AND GASKET OVER CABLE AND STRIP JACKET
TO DIMENSION SHOWN.
2. COMB OUT BRAID AND TRIM DIELECTRIC TO
DIMENSION SHOWN.
3. PULL BRAID WIRES FORWARD AND TAPER TOWARD CENTER
CONDUCTOR. PLACE CLAMP OVER BRAID AND PUSH BACK
AGAINST JACKET.
4. FOLD BACK BRAID OVER CLAMP AS SHOWN. TRIM OFF
EXCESS BRAID. SOLDER CONTACT TO CENTER CONDUCTOR.
5. INSERT CABLE CLAMP AND GASKET INTO CONNECTOR
BODY MAKING SURE THAT SHARP EDGE OF CLAMP SEATS
PROPERLY AND TIGHTEN NUT.
Figure 3-12. Coaxial Cable Installation