Garmin AT Inc. SL-70 Manual De Usuario

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Installation
Apollo SL70 Installation Manual
9
A
NTENNA 
I
NSTALLATION AND 
C
ONNECTIONS
The antenna should be mounted in a vertical position in an area on the bottom of the aircraft
away from other antennas or landing gear.
The antenna coax cable should be a double shielded low loss cable and must have a cable loss
of < 3 dB, including connectors. A typical installation should have a cable loss of  1½ to 2 dB.
Several suitable coaxes are RG142B and RG400.
The assembly of the rear panel coax connector included with the installation kit is illustrated
in the following figure.
0.125
Insulation
1.000
STEP 1
Cable
Shrink
Tube
Matching Ring
Cap
STEP 3
STEP 4
-Slide shrink tube over cable.
-Strip cable as shown.
Solder Center
Conductor
-Solder cap into place, 2 Places.
-Shrink tube as shown.
Solder Cap
2 Places
STEP 2
.125
Shield 0.250
-Flare Outer Shield as Shown
Solder Outer Shield
to Connector
-Place cable in connector as shown placing inner 
shield inside connector.
-Flatten outer shield against connector.
-Solder outer shield to connector. 
-Solder center conductor
-Slide matching ring into connector and around 
conductor.
-Attach cap.
Figure 4  Coax Cable Assembly