Found in a 1990s Motorola documentation, this high voltage circuit uses a PUT that is not a common component today. The maximum power is 50 W.
Varicap or varactor is the basic component used in this circuit of an American 80's documentation. The...
This old fashioned amplifier can source some watts to a low impedance loudspeaker. The circuit...
Using a 555 this circuit was found in old documentation, but it is still valid. | Clique na imagem...