This configuration, found several times on this site and in other articles, can generate frequencies of 1 MHz, depending on the crystal used. The supply voltage can be between 5 and 12 V and the output is rectangular signals.
This traditional unijunction transistor configuration was found in a 1980s documentation. The functions are...
This unit gain circuit has a very low output impedance. The circuit is of the Linear Databook of...
This circuit is used to match a high impedance input source with a low impedance output device...