12V x 5 A Charger (CB6402E)

Taken from a 1967 RCA publication, this circuit maintains a low current in the battery when it is charged. The components are from the era.

| Clique na imagem para ampliar |

Photo alarm with the 555 (CB6854E)
This traditional configuration with the 555 was obtained in an 80s Hands-On Electronics. The relay...
Gas LASER Supply (CB7227E)
This circuit found in 1969 Popular Electronics is used to power a gas laser. The circuit produces...
Alternating Voltage Regulator (CB1581E )
National Semiconductor suggests the figure circuit for stabilizing the peak value of an...