This circuit was found in Motorola documentation from the 1980s. PUTs are not common components today and lamp power depends on the SCR.
We found this common application of the 741 operational amplifier in a 1977 documentation. The...
This circuit, found in an old 1967 publication, cuts the current from a source when the current...
This LED bar graph circuit was found in the October 1980 issue of Radio Electronics magazine. The...