He mounted a Trace Elliot amplifier on the back of the truck.
So just like any other amplifier, we wanted to simply just connect people and let them know their choices.
But it will take another letter to tell you of the proper precautions in using an audion as an amplifier.
Rather, it acts as its own amplifier, once having received the thought.
Despite the fact that the voice was coming through an amplifier, there was no distortion.
In fact, by increasing plate and grid voltages in the amplifier, I can pretty nearly burn out a man's brain.
Don't use condensers with paper dielectrics for an amplifier receiving set or it will be noisy.
The human mind does not need an amplifier, as the radio receiving set does.
The next step is to use the audion as an amplifier of the radio-signal before its detection.
As Joe set his amplifier into position, he sent a flash of light from his electric torch full upon one of those gray beasts.
In electronics, a device that takes a small electric signal and converts it into a large one. Amplifiers are used in stereo systems, electric guitars, and loudspeakers.