The circuit shown is based on National Semiconductor buffers and was found in the 1994 Linear Applications Handbook. The font must be symmetrical.
The circuit shown by the figure below can produce signals in the range between 20 kHz and 30 kHz....
We found this circuit in an article in Electronics Now magazine from November 1997. The circuit uses...
The figure shows how to implement an OR function with two inputs, using a relay. The relay...