Iron Powder Toroid Core: Wire Size vs Turns
Core Size |
Wire Size (awg) vs Turns * |
14 |
16 |
18 |
20 |
22 |
24 |
26 |
28 |
30 |
32 |
34 |
36 |
T-12 |
0 |
0 |
0 |
0 |
1 |
3 |
5 |
8 |
11 |
15 |
20 |
26 |
T-16 |
0 |
0 |
0 |
1 |
2 |
4 |
6 |
9 |
13 |
17 |
22 |
29 |
T-25 |
0 |
1 |
3 |
5 |
7 |
10 |
14 |
18 |
24 |
31 |
41 |
52 |
T-37 |
4 |
6 |
9 |
12 |
17 |
22 |
29 |
37 |
48 |
60 |
78 |
98 |
T-50 |
8 |
12 |
16 |
22 |
28 |
37 |
47 |
59 |
76 |
94 |
121 |
151 |
T-68 |
12 |
16 |
21 |
28 |
36 |
46 |
59 |
74 |
94 |
117 |
150 |
187 |
T-80 |
17 |
23 |
30 |
39 |
51 |
64 |
82 |
103 |
129 |
161 |
204 |
255 |
T-94 |
21 |
27 |
35 |
45 |
58 |
74 |
94 |
117 |
148 |
183 |
233 |
290 |
T-106 |
21 |
27 |
36 |
46 |
59 |
74 |
95 |
118 |
149 |
185 |
235 |
293 |
T-130 |
31 |
40 |
51 |
65 |
83 |
105 |
133 |
165 |
208 |
257 |
326 |
406 |
T-157 |
39 |
50 |
64 |
81 |
103 |
129 |
164 |
204 |
256 |
316 |
401 |
499 |
T-184 |
38 |
50 |
63 |
81 |
102 |
129 |
163 |
202 |
254 |
314 |
398 |
496 |
T-200 |
53 |
67 |
86 |
108 |
137 |
172 |
217 |
270 |
338 |
418 |
529 |
658 |
* single layer winding - enamelled copper wire
wire metric conversion table
23/04/07
homepage