We found this circuit in an American publication from 1977. The circuit drives two LEDs according to the control of the inputs. The technology is TTL requiring 5 V to power supply.
This circuit suggested by Intersil, provides a Kelvin scale of 3 and a half digits in a 7106, with...
With this circuit we can control a load from 500 mA to 1 A, depending on the transistor, using a low...
This audio mixer or mixer was found in a translation of an American publication from the 1980s. The...