Despite being found in a 1980 publication, this circuit uses components that can still be found easily. The circuit feeds an array of LEDs that run randomly, stopping at one.
The L1 coil consists of 20 to 100 turns of fine wire in a cardboard box where plant specimens are...
This circuit was found in a 1980s documentation from the manufacturer of the integrated. The...
The circuit also works as a synchronized rectifier and balanced modulator. We found it in the...