Alimentación:
- V max: simple 12v dc
- I max: 2A

Componentes:
C1 = 0.01μF/25 V.
C2 = μF
R1 = 1K ohm
R2 = 10 K ohm
R3 = 820 ohm
R4 = kohm
R5 = ohm
D1 = 1N4148
T1 = 2N2222
T2 = IRF840
T3 = IRF840
IC1 = LM555
TR1 = transformador 4.5V-0-4.5V primario 5A 220V secundario