Spark sources with electronic switching tubes

Abstract From the Canadian patent

A spark source, comprising a spark gap having a grounded electrode and an ungrounded electrode, a capacitor adapted to be discharged across the spark gap, the capacitor having positive and negative terminals adapted to be charged positively and negatively, a power supply for charging the capacitor the, power supply having positive and negative terminals connected to the positive and negative terminals of the capacitor a dis-, charge circuit connected between the capacitor and the spark gap, the discharge circuit including means for connecting the positive terminal of the capacitor to the grounded electrode of the spark gap, the discharge circuit including first and second inductive elements …