ETS-Lindgren 3119 Double-Ridged Waveguide Horn - Manual (Page 21)

Mounting Instructions
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A
TTACH
S
TINGER
M
OUNT
(M
ODELS
3117
AND
3116C O
NLY
)
The Model 3117 Model and 3116C include a stinger mount for centerline rotation
measurements.
1. Hold the antenna with the connector pointing to the floor and align the
holes on the back of the antenna with the ones on the bracket provided.
2. Select set of holes for horizontal or vertical polarization as desired.
3. Insert both thumbscrews and tighten.
4. Align the stinger with the threaded mounting stud then tighten.