This PUT oscillator circuit has a frequency of 1 Hz. We find it in a General Electric documentation from the 80's. A recommended application is on flashers.
This circuit, found in an American publication from the 1970s, produces an audible tone in a...
This circuit was found in a 2006 publication. It can serve as the basis for a microcontrolled...
By adding a transistor to the output and some polarization features we can obtain a higher output...