| R1=
1K |
D1=
1N4001 |
T1=
220V/17V 4A AC Transformer |
| R2=
1K2 |
D2= 6.8V
0.5W zener |
LD1=
Green LED |
| R3=
470R |
TR1=
4K7 trimmer |
LD2=
Red LED |
| R4=
470R |
Q1= BTY79 or similar 6A
SCR |
M1= 0-5A
DC Ammeter |
| R5=
10K |
Q2= C106D SCR |
S1=
10A D/P On – Off Switch |
| C1= 10uF
25V |
GR1= 50V
6A Bridge Rectifier |
F= 5A
Fuse | |
