Drift compensation for transducer (CB7367E)

This circuit is from Philips' 60s documentation. The circuit can be applied to modern operational amplifiers. The power supply must be symmetrical.

| Clique na imagem para ampliar |

Parallel Port Interface (CB25730E)
The circuit illustrated in Figure allows external loads (8) to be driven from parallel port...
SCR Simulated Photo Relay (CB14637E)
This circuit uses two transistors to simulate the action of an SCR on a regenerative switch....
High Q Notch Filter (CB14424E)
The filter presented is from 1994 but can be implemented with a more modern equivalent. We found...