Symmetrical Inverter (CB6647E)

This circuit reverses the signal if both positive and negative. We found it in an American documentation from 1969.

| Clique na imagem para ampliar |

DC Motor Speed Control (CB18964E)
This speed control for motors up to 500 mA was obtained in an old European documentation, but it...
RF Relay (CB23840E)
This simple amplified relay circuit works on RF signals. The power supply is according to the...
Sampling and Holding LS776 (CB15197E)
This circuit is from the 1982 SGS linear integrated circuit manual. The LS776 is not common today,...