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Joined: Aug 2001
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PC CLones Pt 2

PC-XT-Clones with DTK/ERSO-BIOS Images of BIOS ROM's for Certain XT Clones dated 1986 (posibly 1988)

Hyosung Topstar 88T Images of BIOS ROM's for Certain XT Clones dated 1987

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[Linked Image from i.pinimg.com]

Z-150 Personal Computer brochures 1984

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Zenith Z-150 launched on 1984 or before

Z-160 Personal Computer brochures 1984

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Zenith Z-160 launched on 1984 or before
Vintropedia listed date 1982

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Collectible microcomputers listed Zenith Z-150, and Z-160 date 1984

Last edited by That70sguy; 09/28/20 03:04 AM.

Edward Middleton Jr.
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Originally Posted by AJR
The physical equivalents of the "DCE-DCE Bridge" probably predate 1978 by many years (RS-232 goes back to 1962), but they wouldn't be so much machines as connector cables.


EIA RS-232-C (1969) "Interface Between Data Terminal Equipment and Data Communication Equipment Employing Serial Binary Data Interchange" - From Wikipedia

Other Possible dates:
RS-232a
westernElectric modems 1964

westernElectric modems 1972

RS-232b
DECcommEquipment RS-232b 1967

computerworld RS-232b 1969

RS-232c
byte magazine RS-232c 1977

RS-232 Modems or Modems:
The Bell 103A standard was introduced by AT&T in 1962.

Last edited by That70sguy; 10/10/20 01:44 AM.

Edward Middleton Jr.
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