... by switches or relays. These while expensive, and like the modern vacuum, used a lot of power, they were surprisingly quiet. Now if you can imagine a machine 10ft tall, occupying 1,000 square ft of floor space, weighing approximately 30 tonne, using more than 70,000 resistors, 10,000 capacitors and an unbelievable 6,000 switches and 18,000 vacuum tubes, you can now ... ...

• Word Count: 870
• Approx Pages: 3
• Grade Level: High School

... will become commercially available. These will eventually have capacities exceeding one terabyte (one terabyte is equal to one thousand gigabytes). The storage capacity will be about four hundred megabytes per square centimeter and the data transfer rate is expected to be about ten gigabytes per second. Section 5 - A brief conclusion The future for holographic memory looks very promising indeed. If the main ... ...

• Word Count: 1161
• Approx Pages: 5
• Has Bibliography
• Grade Level: High School