https://mith.umd.edu/vintage-computers/items/browse/page/2?output=atom <![CDATA[MITH's Vintage Computers]]> 2018-10-07T16:34:28-04:00 Omeka https://mith.umd.edu/vintage-computers/items/show/77/ <![CDATA[MOS 8568 Graphics Microprocessor<br /> ]]>
The microprocessor has 64 KB of programmable RAM.]]> 2010-08-12T18:57:35-04:00

Dublin Core

Title

MOS 8568 Graphics Microprocessor

Subject

Microprocessors
Graphics processing units

Description

This is the graphics processor for the Commodore 128D. This created the support for an 80-column text display, and a maximum resolution of 640x400.

The microprocessor has 64 KB of programmable RAM.

Creator

MOS Technology

Type

Physical Object
]]> https://mith.umd.edu/vintage-computers/items/show/76/ <![CDATA[1571 Commodore Drive]]>
Disks used in such a fashion could hold up 340 KB of data.]]> 2010-08-05T18:53:28-04:00

Dublin Core

Title

1571 Commodore Drive

Subject

Data disk drives

Description

This is the internal 5¼-inch floppy disk drive for the Commodore 128D. It is able to read a double-sided, double-density disk without any need to flip the disk over.

Disks used in such a fashion could hold up 340 KB of data.

Creator

Commodore Business Machines

Date Available

1985/

Is Part Of

Commodore 128D

Type

Physical Object

Data Disk Drive Item Type Metadata

Miscellaneous

The drive performs both GCR and MFM encodings, and could read the following CP/M formats:

IBM PC CP/M-86
Osborne 1
Epson QX10
Kaypro II, IV
CBM CP/M FORMAT SS
CBM CP/M FORMAT DS
]]> https://mith.umd.edu/vintage-computers/items/show/75/ <![CDATA[Kensington Microware System Saver]]> 2010-08-05T14:29:38-04:00

Dublin Core

Title

Kensington Microware System Saver

Description

The System Saver provided a fan and surge protection to the Apple IIe.

Creator

Kensington Microware

Medium

Plastic

Type

Physical Object

Other Item Type Metadata

External Connections

(2) AC Power Plug
]]> https://mith.umd.edu/vintage-computers/items/show/74/ <![CDATA[Amiga Monitor]]> 2010-08-05T14:13:27-04:00

Dublin Core

Title

Amiga Monitor

Subject

Computer monitors

Creator

Commodore Business Machines

Date Available

1985/

Date Created

1986-02

Medium

Glass

Type

Physical Object

Monitor Item Type Metadata

Serial Number

16296774

Model Number

1080

FCC ID

AGI9XA-1080

Resolution

640x200

External Connections

AC Power Plug
DE9 Connector
RCA Audio/Video/Chroma Connectors
]]> https://mith.umd.edu/vintage-computers/items/show/73/ <![CDATA[Commodore 128D Keyboard]]> 2010-08-05T15:38:30-04:00

Dublin Core

Title

Commodore 128D Keyboard

Subject

Keyboards (Electronics)
Commodore 128 (Computer)

Description

The removable keyboard for the Commodore 128D. By contrast, the Commodore 128's keyboard was built-in to the computer unit.

Creator

Commodore Business Machines

Publisher

Commodore Business Machines

Is Part Of

Commodore 128D

Medium

Plastic

Type

Physical Object
]]> https://mith.umd.edu/vintage-computers/items/show/72/ <![CDATA[Zilog Z80 Microprocessor]]> 2010-08-12T18:57:51-04:00

Dublin Core

Title

Zilog Z80 Microprocessor

Subject

Microprocessors

Description

The Zilog Z80 microprocessor is the secondary, 8-bit processor for the Commodore 128D, used to boot into CP/M compatible mode.

Creator

Zilog

Date Available

1976-07/

Type

Physical Object

Microprocessor Item Type Metadata

Speed

4 MHz
]]> https://mith.umd.edu/vintage-computers/items/show/71/ <![CDATA[MOS 8502 Microprocessor]]> 2010-08-12T18:58:05-04:00

Dublin Core

Title

MOS 8502 Microprocessor

Subject

Microprocessors

Description

This is the primary, 8-bit processor for the Commodore 128D.

Creator

MOS Technology

Type

Physical Object

Microprocessor Item Type Metadata

Speed

2 MHz
]]> https://mith.umd.edu/vintage-computers/items/show/70/ <![CDATA[Apple DOS 3.3]]> 2010-08-09T18:23:02-04:00

Dublin Core

Title

Apple DOS 3.3

Subject

Operating systems (Computers)
Apple computer
Computer software

Description

Apple DOS was the disk operating system for Apple II systems, handling read and write operations for floppy diskettes. It was designed to work with Applesoft BASIC.

Creator

Steve Wozniak
Apple Computer, Inc.

Publisher

Apple Computer, Inc.

Date Available

1978/1983

License

Apple Software License Agreement

Is Version Of

Apple DOS

Requires

Applesoft II BASIC

Format

ROM

Type

Software
]]> https://mith.umd.edu/vintage-computers/items/show/69/ <![CDATA[Commodore 128D Motherboard]]> 2010-08-12T18:58:19-04:00

Dublin Core

Title

Commodore 128D Motherboard

Subject

Motherboards (Microcomputers)
Commodore 128 (Computer)
Commodore computers

Description

The motherboard for the Commodore 128D.

Creator

Commodore Business Machines

Is Part Of

Commodore 128D

Type

Physical Object
]]> https://mith.umd.edu/vintage-computers/items/show/68/ <![CDATA[Commodore 128D]]> 2010-08-05T17:56:29-04:00

Dublin Core

Title

Commodore 128D

Alternative Title

Commodore 128D Cost Reduced
C128DCR

Subject

Commodore 128 (Computer)
Commodore computers

Description

The Commodore 128D computer.

Creator

Commodore Business Machines

Date

1986/1989

Medium

Steel

Type

Physical Object

Computer Item Type Metadata

Serial Number

030878

Model Number

C128D

FCC ID

BR98YV128DCR

Speed

2 MHz
4 MHz

Memory

128 KB

Operating System

Commodore BASIC 7.0
Digital Research CP/M 3.0

External Connections

Cartridge edge-connector
6-Pin DIN Connector
8-Pin DIN Connector
24-Pin Card-edge
6-Pin Card-edge
RCA Connector
DB9 Connector
25-Pin Port
(2) 9-Pin DE9M Ports
]]> https://mith.umd.edu/vintage-computers/items/show/67/ <![CDATA[Osborne 1 CRT Display]]> 2010-08-05T13:35:22-04:00

Dublin Core

Title

Osborne 1 CRT Display

Subject

Cathode ray tubes
Osborne 1 (Computer)
Computer monitors

Description

The 5" monochrome CRT display for the Osborne 1. The screen displayed 52 characters in 24 rows. However the display could present 128 characters at a time; the user needed to use the cursor keys to display characters beyond the current 52 onscreen.

Creator

Osborne Computer Corporation

Date Available

1981-04/1983

Is Part Of

Osborne 1

Medium

Glass
Phosphor

Type

Physical Object

Monitor Item Type Metadata

Resolution

52 characters in 24 rows
]]> https://mith.umd.edu/vintage-computers/items/show/66/ <![CDATA[Osborne 1 Keyboard]]> 2010-08-04T16:34:06-04:00

Dublin Core

Title

Osborne 1 Keyboard

Subject

Keyboards (Electronics)
Osborne 1 (Computer)

Description

The Osborne 1 keyboard, also the lid and handle to the computer. Attached to the system through the 24-pin port.

Creator

Osborne 1

Publisher

Osborne 1

Date Available

1981-04/1983

Is Part Of

Osborne 1

Type

Physical Object
]]>