Precision Low Frequency 555 Oscillator (CB8088E)

Found in Electronics now, this circuit generates signals given by the formulas next to the diagram.

| Clique na imagem para ampliar |

BFO for SSB (CB7518E)
This double-beat oscillator was found in American documentation from the 1970s. FETs admit...
Telephone light pulses detector (CB9114E)
This circuit applies to an old dial phone by detecting light pulses in the dial. The circuit is...
Sequential Control (CB6553E)
This circuit is from 1970 documentation. The SCRs are types of the era that can be replaced with 106...