3 Meter | 10
Meter
Antenna Page | VSWR
Graph | AF Graph
| 3 Meter Antenna Factor | |||
| Frequency (MHz) | Element Length (L/2-in.) | Antenna Factor (dB/m) | Gain (dBi) |
|
325
|
8 1/8
|
19.4
|
1.1
|
|
350
|
7 3/4
|
20.2
|
0.9
|
|
375
|
7 1/2
|
21
|
0.7
|
|
400
|
7 1/8
|
21.4
|
0.9
|
|
425
|
6 9/16
|
22.2
|
0.6
|
|
450
|
6 1/8
|
22.2
|
1.1
|
|
475
|
5 5/8
|
22.9
|
0.9
|
|
500
|
5 1/4
|
23.2
|
1.0
|
|
525
|
4 15/16
|
23.4
|
1.2
|
|
550
|
4 3/4
|
23.8
|
1.3
|
|
575
|
4 1/2
|
24.2
|
1.2
|
|
600
|
4 3/8
|
24.7
|
1.1
|
|
625
|
4 1/8
|
25
|
1.2
|
|
650
|
4
|
25.2
|
1.3
|
|
675
|
3 13/16
|
25.6
|
1.2
|
|
700
|
3 11/16
|
25.8
|
1.3
|
|
725
|
3 7/16
|
26.2
|
1.3
|
|
750
|
3 1/4
|
26.5
|
1.2
|
|
775
|
3 1/8
|
26.9
|
1.1
|
|
800
|
3
|
27.1
|
1.2
|
|
825
|
2 15/16
|
27
|
1.6
|
|
850
|
2 7/8
|
27.9
|
0.9
|
|
875
|
2 11/16
|
27.8
|
1.3
|
|
900
|
2 5/8
|
28
|
1.3
|
|
925
|
2 5/8
|
28.5
|
1.1
|
|
950
|
2 5/8
|
28.8
|
1.0
|
|
975
|
2 5/8
|
29.1
|
0.9
|
|
1000
|
2 5/8
|
29
|
1.2
|
|
|