In this National Semiconductor circuit, the output voltage is numerically equal to the square root of the input voltage. The circuit is from the 90s and the components are from the period.
This circuit was found in a 1964 Electronic Design. The components are of the time, and modern...
This circuit was found in a 1999 publication. Its purpose is to flash two LEDs according to the...
This circuit is from a Popular Electronics from the 90's. The circuit directly drives high power...