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 was found in a 1967 American documentation. The switching diode (tunnel) used is an...
This circuit was found in a 1975 documentation. Operational amplifiers must have a symmetrical source and...
The diagram shown was found in a 1975 active filter manual. The tuned frequency range depends on...