This circuit for VCR recording heads was found in the February 1990 issue of Radio Electronics magazine. The circuit is use do observe signal in an oscilloscope.
The great advantage of the circuit shown in the figure is that its frequency is controlled by a...
This circuit can be used as a shield for microcontrollers. The circuit is from American...
Mounting an oscilloscope is the dream of many of our Internet users, although it comes up against...