This sophisticated transmitter was found in the June 1993 issue of Electronics Now magazine. The transmitter consists of a dedicated integrated circuit of the time.
An interesting type of sensor for specific applications is the sensor formed by piezoelectric...
This circuit is from Radio Electronics from the 90s. It supplies a voltage between 800 V and 2 000...
This circuit was obtained in a 1989 publication and is quite simple to assemble, but critical in...