AC Contactor (CB9275E)

In this circuit R1 is 56 ohm and R2 is 220 ohm for the 110 V network. SCRs are according to the load. We found it in Philips 1968 documentation.

| Clique na imagem para ampliar |

Low Pass Second Order Filter 741 (CB25818E)
This unity gain circuit was found in the February 1995 Electronics Now magazine. The frequency is 10 kHz,...
Pulse Compressor and Expander (CB6658E)
Found in a 1967 Electronic Design, this transistorized circuit compresses and then expands a pulse....
Simple pulse extender (CB8921E)
This TTL pulse stretcher or stretcher was found in a 90's EDN. The time constant R x C1 determines...