MFJ-974/974H Balanced Line Antenna Tuner
Instruction Manual
9
Suggested Tuning Chart
Frequency (MHz)
Antenna
Inductance
Transmitter
Load
1.8 0 L 2 25
1.8
0
B
0
50
1.8 2 L 0 600
2.0
2.5
L
3.5
25
2.0 4 B 3 50
2.0
4
L
2.5
600
3.5 2 E 3.5 25
3.5
0
E
0
50
3.5 0 E 0 600
3.75
1.5
E
3
25
3.75
2 E 2 50
3.75
2
E
1.5
600
4.0 0 F 0 25
4.0
1
F
0
50
4.0 1 F 1 600
7.15
0
I
2.5
25
7.15 1 I 0 50
7.15
1.5
I
1.5
600
10.1 0 K 2.5 25
10.1
1
K
0
50
10.1 0 K 1 600
14.2
3
L
4
25
14.2
4 L 3 50
14.2
4
L
3
600
18.1
6.5 L 7.5 25
18.1
6
L
6
50
18.1
7 L 7 600
21.2
7.5
L
7.5
25
21.2
7.5 L 7.5 50
21.2
7
L
7.5
600
24.9
8.5 L 8.5 25
24.9
8.5
L
8.5
50
24.9 9 K 8 600
28.5
8.5
L
9
25
28.5
9 L 9 50
28.5
8.5
L
8
600
50.1 7.5 A 2.5 25
50.1
7
A
6.5
50
50.1 7 B 8.5 600