Found in a General Electric documentation from 1970, this circuit is intended to supply a power LED of the time or Solid State Lamp. No information was given about the core used in the transformer.
The SN72741 integrated circuit is nothing more than the version of Texas Instruments of the known...
This circuit generates interval signals controlled by a light sensor. The basic time of the sound...
This circuit is from 1999 documentation. The integrated circuit used is not very common today. Both...