Current to voltage converter for grounded loads (CB9338E)

Found in an Electronic Design from the 90s, this circuit uses components from that time.

Light controlled switch (CB22139E)
This circuit was obtained from an old English book. Transistors are types of the time....
Debounced flip Flop (CB9256E)
Found in an American magazine from 1968, this circuit produces pulses free of bounces on its...
Single Pulse (CB20138E)
We found this configuration with a logic circuit that is now uncommon in an 80's documentation. The circuit...