NorthStar 1200-02-01, Installation Manual

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Section Two—Installation Instructions
M3 GPS INSTALLATION MANUAL Revision D PAGE 7
Installing antenna
cable connectors
TNC connectors are used at both ends of the antenna cable. The M3-end of
the cable is assembled as shown in Figure 1, and attached to the rear of the
M3 mounting tray.
FIGURE 1 — Final Assembly of Rear Panel Coax Connector
On the antenna-end of the cable, install the supplied straight TNC connec-
tor as shown below in Figure 2. If required for the particular installation,
you may wish to substitute an optional right-angle TNC connector (Part
No. KC290) or add a right-angle TNC adaptor.
Although the illustrations show assembly of the straight TNC connector,
the following instructions apply to both the supplied straight TNC connec-
tor and the optional right-angle TNC connector. Use Amphenol crimp die
number 227-1221-13 or exact equivalent. Stripping dimensions are
A=0.34 inch (8.7 mm); B=0.09 inch (2.4 mm); C=0.15 inch (4.0 mm).
FIGURE 2 — TNC Connector Assembly
Insert cable end into connector body. Start threads of nut
by hand.
1. Hold the nut stationary, and turn the connector body
over nut and cable assembly.
2. Check fit of center conductor and split pin; adjust if
necessary, and solder.
3. Install cap.
4. Attach connector to rear panel of mounting tray as
shown in Figure 7.