This circuit simulates a multi-position switch using programming buttons. The circuit is from an Electroics Now magazine from September 1998.
The integrated circuit of this pulse generator is 4093 and the frequency can be between a fraction of...
The figure shows how to implement a stage with an emitter follower. The stage has high input...
This circuit is an improved version of the previous ones with the LM3914. We found it in the March...