This circuit provides an output voltage with approximately twice the input using two power transistors and a voltage doubler. The circuit is from a 1970 EDN.
The circuit presented is a simple MW tuner that can be plugged into the input of any audio...
This circuit was obtained from an ancient American documentation. The coil consists of 80 to 100...
This circuit was found in a 1980s documentation, using a comparator from the time. The...