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Sanyo Business Systems Corp. (Japan)

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Name PHC-28 Sanyo Business Systems Corp. 
Manufacturer Sanyo Business Systems Corp. (Japan) Type Desktop
Production start (mm-yyyy) 1983 Production end (mm-yyyy) -
RAM 16Kb or 64Kb ROM
CPU Z80A - 3,5 Mhz
Operating System MSX 1: MSX BASIC v 1.0
Text (Cols x Rows) 40/32 x 24
Graphics 256 x 192 16 colours
Sound 3 channels, 8 octaves AY-3-8910
Storage memory Tape, floppy 3.5" optional
Serial port Parallel port
Others port
Original price   Currency original price
Units sold
Note PHC is the abbreviations of Personal Home Computer
Configurations They exist two versions of the PHC-28:
  • PCH-28S: With 16Kb of RAM.
  • PCH-28L: With 64Kb of RAM.
I think that the "S" stand for Small and the "L" stand for Large
User juanvm

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