When an alternator is used to supply constant current, it needs an adjustment that must be made as shown in the figure. The potentiometers are of low wire value with high dissipation.
Short duration pulses can be obtained in a configuration like the one previously seen (CB15627E), using...
This high quality circuit with complementary symmetry was found in an Electronics World of 1966....
Found in Analog Devices documentation, this circuit uses components from the time. Formulas for...