We found this circuit in an old General Electric documentation. In fact, PUTs are not common components today. The circuit is valid as a reference.
This circuit was obtained from a 1978 Practical Wireless. It makes a speaker emit sound when there...
This circuit was found in a 1980s documentation. The low voltage circuit uses a PUT. Transistors can...
This resistance meter uses a two-transistor oscillator as basic configuration. The tone produced...