5
50,144,430MHz
☆ Coil installa�on image and SWR characteris�cs example when using in 3 bands or 4 bands
It is possible to operate up to 9 bands by adding each HF band coil
to the side bracket.
4 to 9 bands
examples.
28,50,144,430MHz
21,50,144,430MHz
1.0
1.5
440 445 450
Freq.(MHz)
1.0
1.5
2.0
145 146 147
Freq.(MHz)
1.0
1.5
2.0
50 52 54
51
53
1.0
1.5
440 445 450
Freq.(MHz)
1.0
1.5
2.0
145 146 147
Freq.(MHz)
1.0
1.5
2.0
50 52 54
Freq.(MHz)
51
53
1.0
1.5
2.0
21 21.225 21.45
1.0
1.5
440 445 450
Freq.(MHz)
1.0
1.5
2.0
145 146 147
Freq.(MHz)
1.0
1.5
2.0
50 52 54
Freq.(MHz)
51
53
1.0
1.5
2.0
28 29 30
28.5
29.5
28MHz Coil (L-28)
28MHz Tip element
Element length Approx. 75mm
Element bracket
Auxiliary element
Upper element
50MHz choke coil
Bending mechanism
Middle element
Element length Approx. 80mm
See the table on page 4 for the �p
element length L of each HF band coil.
Please note that depending on the
combina�on of each band coil, there are
bands that are difficult to improve SWR.
Same as the leftre
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