Band |
A |
B |
C |
D |
position |
50 |
0 |
0 |
0 |
0 |
0 |
144 |
1 |
0 |
0 |
0 |
1 |
222 |
0 |
1 |
0 |
0 |
2 |
432 |
1 |
1 |
0 |
0 |
3 |
903 |
0 |
0 |
1 |
0 |
4 |
1296 |
1 |
0 |
1 |
0 |
5 |
2304 |
0 |
1 |
1 |
0 |
6 |
3456 |
1 |
1 |
1 |
0 |
7 |
5760 |
0 |
0 |
0 |
1 |
8 |
10GHz |
1 |
0 |
0 |
1 |
9 |
24GHz |
0 |
1 |
0 |
1 |
10 |
47GHz |
1 |
1 |
0 |
1 |
11 |
76GHz |
0 |
0 |
1 |
1 |
12 |
A |
LPT Pin 2 |
B |
LPT Pin 7 |
C |
LPT Pin 8 |
D |
LPT Pin 9 |
Ground |
LPT Pin 18 |
Emitter Q1 |
LPT Pin 1 |
Base Q1, with 3K-ohm series resistor |
LPT Pin 17 |
Collector Q1 |
Rig key jack |
Rig CW ground |
LPT Pin 18 |
Q1 |
2N4401 |