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ADVERTISING INFO

The KJ4IIF Multiband "FAN" Dipole for 160, 80 and 40 Meters
 Harmonics Chart

Compiled by and Courtesy of N5JNX

The chart below shows the harmonic relationship between a 3 band fan dipole antenna designed for the 40, 80 and 160 meter band with other amateur radio bands.
Read from left to right to see the relationship.

 40, 80, and 160m Fanned Dipole
Band (m)
Start Frequency (MHz)
Middle Frequency (MHz)
End Frequency (MHz)
Order of Harmonic (S)
Order of Harmonic (M)
Order of Harmonic (E)
Harmonic Band Sought (m)
Harmonic Start Frequency (MHz)
Harmonic Middle Frequency (MHz)
Harmonic End Frequency (MHz)
Harmonic Frequency Sought (MHz)
Harmonic Order Required
40
7.132
7.210
7.370
7.52
7.58
7.51
6
53.623
54.634
55.316
50.000
7.011
40
7.132
7.210
7.370
3.40
3.38
3.32
12
24.230
24.386
24.490
24.890
3.490
40
7.132
7.210
7.370
2.93
3.00
2.96
15
20.900
21.615
21.802
21.000
2.944
40
7.132
7.210
7.370
2.49
2.48
2.44
17
17.733
17.850
17.958
18.068
2.533
40
7.132
7.210
7.370
1.92
1.93
1.91
20
13.700
13.898
14.100
14.000
1.963
 
 
 
 
 
 
 
 
 
 
 
 
 
 40, 80, and 160m Fanned Dipole
Band (m)
Start Frequency (MHz)
Middle Frequency (MHz)
End Frequency (MHz)
Order of Harmonic (S)
Order of Harmonic (M)
Order of Harmonic (E)
Harmonic Band Sought (m)
Harmonic Start Frequency (MHz)
Harmonic Middle Frequency (MHz)
Harmonic End Frequency (MHz)
Harmonic Frequency Sought (MHz)
Harmonic Order Required
80
3.808
3.855
3.907
14.08
14.17
14.16
6
53.623
54.634
55.316
50.000
13.130
80
3.808
3.855
3.907
6.36
6.33
6.27
12
24.230
24.386
24.490
24.890
6.536
80
3.808
3.855
3.907
5.49
5.61
5.58
15
20.900
21.615
21.802
21.000
5.515
80
3.808
3.855
3.907
4.66
4.63
4.60
17
17.733
17.850
17.958
18.068
4.745
80
3.808
3.855
3.907
3.60
3.61
3.61
20
13.700
13.898
14.100
14.000
3.676
 
 
 
 
 
 
 
 
 
 
 
 
 
 40, 80, and 160m Fanned Dipole
Band (m)
Start Frequency (MHz)
Middle Frequency (MHz)
End Frequency (MHz)
Order of Harmonic (S)
Order of Harmonic (M)
Order of Harmonic (E)
Harmonic Band Sought (m)
Harmonic Start Frequency (MHz)
Harmonic Middle Frequency (MHz)
Harmonic End Frequency (MHz)
Harmonic Frequency Sought (MHz)
Harmonic Order Required
160
1.876
1.909
1.948
28.58
28.62
28.40
6
53.623
54.634
55.316
50.000
26.652
160
1.876
1.909
1.948
12.92
12.77
12.57
12
24.230
24.386
24.490
24.890
13.268
160
1.876
1.909
1.948
11.14
11.32
11.19
15
20.900
21.615
21.802
21.000
11.194
160
1.876
1.909
1.948
9.45
9.35
9.22
17
17.733
17.850
17.958
18.068
9.631
160
1.876
1.909
1.948
7.30
7.28
7.24
20
13.700
13.898
14.100
14.000
7.463
Thanks to N5JNX for permission to use his work! 
Back to the Fan Dipole project or click your "Back" button.

 





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