Half Wave Dipole Resonants Lengths
TABLE
1: Antenna Frequency
(MHz) |
resonant
lengths m
(492/f) |
End
correction (approx.
5%) |
m
resonant length (468/f) |
|
1.825 |
269ft
6in |
13ft 2in |
|
256ft 5in
(78.21m) |
1.900 |
258ft 11
in |
12ft 6in |
|
246ft 4in
(75.12m) |
3.525 |
139ft
7in |
6ft 11
in |
|
132ft 9in
(40.5m) |
3.650 |
134ft
9in |
6ft
6in |
|
128ft 3in
(39.llm) |
7.020 |
70ft 1
in |
3ft
6in |
|
66ft 8in
(20.33m) |
10.125 |
48ft
7in |
2ft
5in |
|
46ft
3in
'(14.1m) |
14.050 |
35ft 0in
|
1ft
9in |
|
33ft 4in
(10.16m) |
14.200 |
34ft 8in |
1ft
9in |
|
32ft llin
(10.05m) |
18.100 |
27ft
2in |
1ft
4in |
|
25ft
l0in
(7.89m) |
21.050 |
23ft
4in |
1ft
2in |
|
22ft 3in
(6.78m) |
21.200 |
23ft
3in |
1ft
2in |
|
22ft 1
in
(6.73m) |
21.300 |
23ft
1 in |
1ft 2in |
|
22ft Oin
(6.7m) |
24.940 |
19ft
9in |
1ft Oin |
|
18ft 9in
(5.72m) |
28.050 |
17ft
6in |
Oft 11
in |
|
16ft 8in
(5.09m) |
28.400 |
17ft
4in |
Oft 10.
in |
|
16ft 6in
(5.03m) |
29.500 |
16ft
8in |
0 ft
lOin |
15ft
l0in
(4.84m) |
Source “ Radcom” Tech Topics Dec 2007