This circuit with the LM741 operational amplifier can be applied to other operational amplifiers. We found it in the September 1989 Radio Electronics magazine.
This simple rhythmic light circuit uses a 110 V to 220 V transformer and can hold a good number of...
Is already availablefrom Mouser Electronics is the new reflective B5W-L01 sensor for convergent...
This 1000: 1 voltage-controlled filter circuit was found in an Electronics Today International in a 1980s...