This circuit was found in a Popular Electronics documentation from the 90s. It is possible to switch the frequency of an oscillator by voltage. The circuit can act as a shield.
This transmitter outputs signals to the analog TV range operating with composite video signals for analog...
This circuit, with output currents up to 500 mA, can stabilize or regulate the output voltage of a...
The critical point in this project is the adjustment of the optical system, mainly to avoid...