3 V buffer (CB7142E)

This 3 V rail to rail buffer was found in a National Semiconductor documentation. The gain is unit.

Double 1 Hz flashing with 555 (CB25420E)
This circuit was suggested in an article in Radio Electronics magazine in January 1992. Other...
Anti Surge Voltage Regulator (CB12294E)
The presence of C1 in this circuit from a 1977 publication, reduces surges. The circuit is for 30 V...
Head or Tail (CB20332E)
This simple transistorized game that appears in other versions in this section and website, was...