25 W phase control (CB8334E)

This 25 W phase photo control was found in a 1965 General Electric publication. The circuit uses a LASCR which is an unusual SCR photo today.

| Clique na imagem para ampliar |

Heartbeat Detector (CB25472S)
This heartbeat sensor circuit was found in the July 1992 issue of Radio Electronics magazine. The...
30 W Motor Control L200 (CB15146E)
We found this circuit in the 1982 SGS integrated circuit manual. The integrated circuit is not...
Simple pulse extender (CB8921E)
This TTL pulse stretcher or stretcher was found in a 90's EDN. The time constant R x C1 determines...