High-frequency signals and electric detonators are not a good mix, so the more I could do without them, the better.
To detonate it, the volunteers had an electric detonator which was connected to an exploder by electric cable.
The box could have had only one purpose: an electric detonator.
Alarm clock, battery pack, wires, and four detached electric detonators.
A number of low-hanging cables led to the bridge and I was afraid that the Italians might use an electric detonator.
And the thing the kid is holding under his arm is an electric pressure-sensitive detonator.
What he's done is put in an electric detonator as well as the regular one.
The first tests using electric detonators and solid pits were performed on 7 and 14 February 1945; until then primacord-based initiation was employed.
When the whole gallery is filled right up, then we blow the main charges by electric detonators.
It would take maybe two seconds for the miniature thermal power supply in the M 68 to generate the charge needed to activate the electric detonator.