We found this circuit in a 1968 Electronics World. The transistors are from the era and information about the transformer was included. Transistors support current equivalents.
This circuit is from the time when seat belts were still being adopted. Obtained from a 1976...
This circuit was obtained in a 1978 English magazine. We can easily assemble it, as all components are...
In the figure we have a circuit of a dimmer for fluorescent lamps. The circuit is from...