It is precisely defined by a vibration number recording the frequency of the pulsations of a tense string, a column of air, or other vibrator, in a second of time. [Please select]
0
I know and I am some vibrator. [Please select]
0
Mechanism composed of a battery, induction coil and a vibrator, for making a jump spark, to ignite gas, powder, etc. [Please select]
0
** Electric Blue-Light Experiment [47] [Illustration: Electric Blue-light] Take a jump-spark coil and connect it up with a battery and start the vibrator. [Please select]
0
This trouble may be done away with by departing from the old single-contact vibrator and using one with self-cleaning contacts as shown. [Please select]
0
When the vibrator is not working the armature should be about 1/16 in. [Please select]
0
Connect two dry cells to the bell vibrator, and adjust the contact screw until a clear tone is obtained. [Please select]
Do you have a better example in your mind? Please submit your sentence!