LM3900 Positive Differentiator (CB5054E)

The circuit shown in the figure has an output voltage rise time of 0.22 ms and an input time constant of approximately 1 ms.

Bidirectional Optical Coupler (CB16923E)
This shield can be controlled by positive or negative voltages of the sensor acting as a...
Voltage to Current Converter (CB6096E)
This circuit is from a 1980s Signetics documentation. Equivalent operational amplifiers may be...
Gyrator (CB7877E)
This circuit was found in an Electronics World of 1969. Transistors are general-purpose types. It...