102 / | HD | AMMUNITION AND EXPLOSIVES |
200 | DF | IGNITING DEVICES AND SYSTEMS {15} |
206 | DF | .~ Ignition or detonation circuit {6} |
218 | .~.~ Electronic switch discharges capacitor {2} | |
219 | DF | .~.~.~> Ionized gas, i.e., glow tube or thyratron |
220 | DF | .~.~.~> Silicon controlled rectifier |