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N > NATIONAL RADIO INSTITUTE > 832


NATIONAL RADIO INSTITUTE
832

Untitled Document
Detailed information on the NRI Digital Computer Model 832 from the 1977 NRI Catalog:
  • Memory: 17 Storage locations for 8-bit words, expandable to 32 words with an optional semiconductor memory kit.
  • Control: Stored program, synchronous.
  • Addressing: Direct, single address.
  • Instructions: 15 basic instructions: Load/store, arithmetic/logic, jumps, skips, shift and register transfer.
  • Input/Output: Binary lights and switches.
  • Programming: Machine language, hexadecimal notation.
  • Circuitry: 68 TTL integrated circuits including MSI of 7400 type.
  • Basic word size: 8 bits.
  • Arithmetic: Binary with 2's complement representation of negative numbers. Serial processing.
  • Size: W-19 inches, H-7 inches, D-14 inches.
  • Color: NRI Red, Brushed aluminum.
  • Cabinet: Heavy 0.064 inch aluminum.
  • Power Source: 115 VAC, 50/60 Hz, 25W.
  • Weight: 22 lbs.

_____________

Thanks to Joseph Rende for this info





 
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