The circuit shown in the figure can be designed with more modern operational amplifiers, as it is from 1994 documentation by National Semiconductor. The power supply must be symmetrical.
This circuit is from old documentation and can be assembled with 2N2646 for the unijunction and...
We found this circuit in the Texas Instruments opto-electronics manual. The FET admits equivalent as...
The figure shows how to implement a No – OR or NOR function with 1 general purpose transistor. The supply...