The great pipe organs are marvels for variety of tonal coloring. The pipe organ manual has more "stops" to pull and more gadgets to work than the dash of an airplane or the control room of a submarine.
But the orchestra excels even the pipe organ in the variety of beauty of its tonal coloring and in the amazing wealth of its musical effects. The orchestra conductor can "pull stops" on the...
The invention of the microphone was a result of the development of the telephone. As a technology was developed to transmit sound over a distance as an electrical signal, methods of converting sound into electrical impulses were required. The very first microphones were bulky, awkward and performed poorly. They used liquid mercury as a variable resistor, and tended to muffle out sound. A more...
Today's cell phones are packed with advanced technology too intricate to easily understand. They represent the very pinnacle of personal technology and the science and craft of their designers is clearly evident. In this article, I want to show you just how far we have come in our technology by revisiting the early developers of the first telephones, and showing what technology they created.
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The history of the telephone, from its invention to its present state of perfection, is interesting in the extreme, and affords a striking example of the fact that great inventions are almost invariably the result of long and careful study on the part of many workers, rather than the sudden inspiration of a single genius.
These steps were made in logical order, the knowledge contributed by...
