And that each sound was high pitched, middle pitched or low pitched. The design allowed for the recognition of each digit name" Zero”," One”, Two” …" Nine” and its front, middle, and ending sound. ![]() Inside the box was a power supply, three analog audio filters and some presumably Diode-Resistor-Logic circuitry. Speaking the name of the digit into the microphone would cause the appropriate digit lamp to light. It had a display of ten small lamp lights labeled with the digits 0 through 9 and an attached microphone. It was approximately the size and shape of a standard American shoebox. It was displayed at the IBM Pavilion during the 1962 Seattle Worlds Fair.
0 Comments
Leave a Reply. |