This PUT trigger circuit for SCR was found in 1967 General Electric documentation. The programmable unijunction transistor is not a very common component today.
This circuit can be used in decoration or to draw attention, in a “fake” assembly for example. What he...
This sophisticated alarm with traditional components was found in an ancient American...
We found this AM radio in a 1957 transistor application manual, published by Raytheon. The...