Last updated on March 14, 2016 by scary for kids. Four stories about scary phone calls. Thereâs something very unnerving about strange phonecalls in the middle of the night and unidentified voices on the other end. I grew up on a farm in a remote area and I have always been uneasy about being in the house by myself at night.
1 What present-day device did the invention of the transistor most directly influence? automobile light bulb atomic bomb laptop computer. 2  What present-day device did the invention of the transistor most directly influence? automobile light bulb atomic bomb laptop computer.
When, around 1950, vacuum tubes began to be replaced by smaller, cheaper, and more reliable solid-state transistors, the popularity of electronic appliances exploded. In the miniaturized form of the triode transistor, Lee de Forest's invention became the workhorse of our information age.