We found this 12 V ignition circuit in the 1964 RCA transistor manual. The 2N3054 can be replaced by the TIP41C. The two transistors must be provided with heat sinks.
We found this circuit for vehicles with contact breakers ignition contacts (platinum) in the...
What this circuit does is act as an automatic gain control for an automotive stereo. It increases the...
The two-channel mixer shown in the figure is the ideal solution for cases where we need an...