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It is highly recommended that the element be cut long and trimmed
down to the exact frequency desired.
5. Cutting the element may be easier by using the edge of a file or
grinding wheel to score the rod around its circumference. Then
snap it off with a pair of pliers. Always cut from the bottom of the
element.
6. Insert the element all of the way into the base assembly and
tighten with a 3/32" hexagon screw key.
25
24.5
24
23.5
23
22.5
Length
22
MHZ
(Inches)
21.5
21
20.5
20
19.5
19
115 117.5 120
Example of Antenna Cutting
Example of Antenna Cutting
Example of Antenna Cutting
Example of Antenna Cutting
Example of Antenna Cutting
Desired Frequency = 120 MHz
Vertical line intersects the Antenna Cutting Curve at a Length of
23.1 inch.
E-2
122.5 125 127.5 130 132.5 135
Frequency (
)
MHZ
Antenna Cutting Curve
137.5 140
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