Turning a Solenoid On and Off (MEC147E)

Figure 1 - Controlling a solenoid.

Analog Counter (CB6140E)
This Intersil circuit was found in a 1980s documentation. Operational are of the time, but current...
DC Regulated DC Converter (CB6099E)
This circuit was found in Siliconix documentation from the 1980s. Equivalent operational...
Third Order 1 kHz High Pass Filter (CB1459E)
This circuit has been obtained from a technical documentation on filters from 1977. The...