Found in the 1990 special issue of Radio Electronics Experimenter magazine, this circuit uses an automobile ignition coil. Adjustments can be made to suit the coil.
This circuit was taken from Maxim documentation from the 90s. The components are from the period....
Here we show how a Constant Current Source can be created in the Multisim Blue using a common BJT...
This circuit has several features, such as timing to activate and deactivate, in addition to a...