This electronic ignition for cars of the time was found in the Radio Electronics magazine of May 1976. The circuit uses power transistors that must be mounted on heat sinks.
This circuit is from a NEC megaphone made in Japan in the 60s. The circuit has 4 W of power and...
Obtained from a 1969 neon lamp documentation, this circuit shows how to assemble an indicated...
) Found in a 90s Linear Technology documentation, this circuit is a fading of video signals and...