80 to 10 Meters


Input Toroid

Band
Cap Across
C2
Turns
Tap From
Ground
Wire
Length
80
300 pf
40
4
40 inches
40
none
40
4
40
30
none
30
4
32
20
none
20
4
22
17
39 pf
12
3
14
15
none
12
3
14
12
none
10
2
12
10
none
10
2
12

VFO Toroid Values

Band
MHz
Crystal
MHz
VFO Freq
MHz
Toroid
Turns
Wire
Length
Align with
Tuning Cap
3.5
10
6.5
20
21"
Open
7.0
10
3
40
4"
Open
10.15
4
6.15
20
21"
Closed
14.0
10
4
40
40"
Closed
18.06
10
8.06
20
21"
Closed
21
16
5
40
40"
Closed
24.89
16
8.89
20
21"
Closed
28.0
20
8
20
21"
Closed

C35 Values

Band
MHz
C35
Cap
C32 Range
MHz
C32 Set
MHz
Wide Range
kHz
Var Cap Range
kHz
3.5
220 pf
6.1-6.9
6.5
500
50
7.0
300 pf
2.9-3.2
3
175
20
7.0
330 pf
2.8-3.1
3
175
20
10.15
220 pf
6.1-6.9
6.15
500
30
14.0
120 pf
3.5-4.2
4
576
15
18.06
100 pf
7.6-9.4
8.06
1290
100
21.0
100 pf
4.3-5.2
5
135
21.0
47 pf
4.2-5.4
5
918
24.89
100 pf
7.6-9.9
8.89
200
24.89
47 pf
7.7-9.7
8.89
1808
28.0
100 pf
7.6-9.4
8
1290
100

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Last Update: 4/16/2018
Web Author: David White, WN5Y