We found this circuit in a Radio Electronics from October 1976. The components are still common, but the circuit applies to older car models with contact breaker ignition.
We have already presented this circuit elsewhere on our website. This version of an English...
With this circuit it is possible to obtain an intermediate voltage of 6 V from a 12 V battery with...
This 9 V battery eliminator was found in Radio Electronics magazine from June 1966. The transistor is of...