This 6-transistor Japanese radio from the 1960s used germanium transistors and had an output power of 180mW. The circuit is of the superheterodyne type with push-pull class B output.
This mini siren, found in a 2003 publication, powers a small piezoelectric transducer, but a...
In the figure we have the way to implement a sinusoidal oscillator with the 4093 IC. The component...
This circuit can be used in a single optical link or optical communication system and even using an...