This circuit converts BCD inputs to analog voltages. The operational amplifier must be powered according to the desired output voltage range. The circuit is from documentation from the 90s.
Found in a 1968 American documentation, this circuit generates 1 kHz signals. The SCR used is not a...
We found this circuit in a 1968 Electronics World. The transistors are from the era and...
This circuit was found in a 1965’s General Electric documentation. It is intended for low voltage...