Found in a manual of integrated circuits from the 90s, this circuit makes use of that time components. It is indicated to limit the current in 6 V chargers.
This dimmer for 12 V incandescent lamps was found in a 1966 General Electric documentation. The circuit has...
This circuit was obtained in a 90s Popular Electronics. In the table the values of the components...
This circuit modifies the logical level of a digital function by switching to TTL, for example....