Found in a publication for radio amateurs from the 1980s, this circuit amplifies signals in the 60 kHz band (VLF), Winding data from the ferrite antenna are provided along with the diagram.
We present a different voltage regulator that is based on a transconductance operational...
This circuit was found in the May 1959 Radio Electronics magazine. Its purpose is to provide bias...
This circuit can be used to show the direction of current flow in semiconductors, such as LEDs....