This PUT trigger circuit for SCR was found in 1967 General Electric documentation. The programmable unijunction transistor is not a very common component today.
We found the circuit of this Japanese transistorized commercial receiver in a documentation from...
In the figure we have a constant current source for Shape Memory Alloy or (Nitinol). The...
We found this circuit in the Texas Instruments opto-electronics manual. The button resets and the...