[SIZE=+1]Part 1 - Old Computers(1975-1979) - http://www.elakiri.com/forum/showthread.php?t=289694
Old Computers - Part 2(1980-1982)
Hewlett-Packard Model 85
Introduced: December, 1979
Released: January, 1980
Price: US$3,250
Weight: 20 lbs
CPU:custom HP 8bit @ 0.613MHz
RAM: 8K, 64K max.
Display: built-in 5 inch monitor
32 x 16 text
256 X 192 graphics
built-in 32 char. thermal printer
Storage:built-in DC100 217K tape drive
Ports: four expansion ports
OS: HP BASIC in ROM
[/SIZE][SIZE=+1]
IBM 5120[/SIZE]
Introduced:February 1980
Price: US $9,340 with printer
Weight: 105 lbs / 48 kg
CPU: IBM proprietary
RAM: 32K
Display: 9-inch monitor
64 X 16 text
Storage: dual 8-inch floppy drives
Ports: floppy / printer I/O port
OS: APL and/or BASIC
[SIZE=+1]Radio Shack TRS-80 Model III[/SIZE]
Introduced:July 1980
Price: US $699 base model
US $2495 w/ 32K, dual drives.
CPU: Zilog Z-80, 2.03 MHz
RAM: 4K, 48K max.
Ports: Cassette tape, expansion, serial
Display: 12-inch B/W monitor: 64 X 16 text
Strorage: 0, 1, or 2 internal 178K floppy drives
External cassette @ 500 / 1500 baud
OS: BASIC in ROM, TRS-DOS on disk
[SIZE=+1]Apple III[/SIZE]
Introduced: May 1980
Released: Spring 1981
Price: US $3495 w/128K RAM
US $3815 with monitor
CPU: Synertek 6502A, 2.0 MHz
RAM: 128K, 512K max.
Display: Color composite video
16 colors at 280 X 192.
16 shades at 560 X 192
Ports: Two serial ports
External floppy port
Expansion: Four internal slots
Storage: Internal 143k 5-1/4 inch floppy
External floppy drive
OS: Apple SOS (Sophisticated OS)
[SIZE=+1]Dynabyte 5100[/SIZE]
Released: 1981
Price: US $2375
RAM: 64K
Display: external monitor
Expansion: card-cage w/ S-100 bus
and 12 card slots
Storage: internal hard drive
OS: CP/M
[SIZE=+1]Texas Instruments TI-99/4A[/SIZE]
[SIZE=+1]
[/SIZE]Released: June 1981
Price: US$525 (without monitor)
CPU: TI TMS9900, 3MHz
Memory: 16K RAM, 26K ROM
Display: Video via an RF modulator
32 characters by 24 lines text
192 X 256, 16 color graphics
Ports: ROM cartridge (on front)
Data storage cassette
Audio/Video output
Joystick input
CPU bus expansion
OS: ROM BASIC[SIZE=+1]
[/SIZE][SIZE=+1]IBM System/23 Datamaster[/SIZE]
Model: 5322
Released: July 1981
Price: US$9,830 with printer
Weight: 95 pounds
CPU: Intel 8085
RAM: 64K max
Display: 80 X 24 text
green phosphor display
Expansion: six internal slots
Storage: dual 8-inch floppy drives
OS: BASIC
[SIZE=+1]Rockwell AIM 65/40
Released: Late 1981
CPU: Rockwell 6502, 1MHz
RAM: 32K, 48K max
Ports: Four edge-card expansion ports
Display: 40 character fluorescent display
Built-in thermal printer
Storage: external cassette
OS: BASIC
[/SIZE][SIZE=+1]Kaypro II[/SIZE]
Released: 1982
Price: US $1595.
Weight: 26 lbs
CPU: Zilog Z80, 2.5 MHz
RAM: 64K
Display: 9" green phosphor screen.
24 X 80 text only
Ports: Serial port
Parallel port
Storage: Two internal 5-1/4"
SS-DD 195K drives
OS: CP/M, SBASIC
[SIZE=+1]GRiD Compass 1101[/SIZE]
GRiD onboard Space Shuttle "Discovery" mission STS-51G - June 1985.
Released: 1982
Price: US$8150
Weight: 10 lbs, 12 oz
CPU: Intel 8086 @ 8MHz
RAM: 256K DRAM
Display: 6-inch electroluminescent
80 x 24 text
320 x 240 graphics
Ports: RS-232/422 serial
GPIB parallel port
Storage: internal 384K bubble RAM
external floppy drive(s)
OS: GRiD OS
[SIZE=+1]NEC APC[/SIZE]
Released: 1982
Price: US $3,298 - 1 floppy, mono.
US $4,998 - 2 floppies, color
CPU: NEC 8086 @ 5MHz
RAM: 128K stock, 640K max.
Display: 80x25 text, 3 colors
640x475 graphics, 8 colors
Expansion: 5 internal slots (proprietary)
Ports: serial, parallel
Storage: 1 or 2 internal 8-inch floppies
OS: CP/M-86 on diskette
MS-DOS 2.11 on diskette
[SIZE=+1]Franklin Ace 1000[/SIZE]
Released: 1982
Price: $1349
CPU: MOS 6502, 1.0 MHz
RAM: 64K
Display: monochrome; color is optional
280 X 192, 40 X 24 text
Ports: composite video output
8 internal expansion slots
Storage: external 143K floppy ($479)
OS: Apple DOS
[SIZE=+1]Commodore 64[/SIZE]
Released: September 1982
Price: US $595.
CPU: MOS 6510, 1MHz
Sound: SID 6581, 3 channels of sound
RAM: 64K
Display: 25 X 40 text
320 X 200, 16 colors max
Peripherals: cassette recorder
printer, modem
external 170K floppy drive
OS: ROM BASIC
Source - http://oldcomputers.net/
Old Computers - Part 2(1980-1982)
Hewlett-Packard Model 85
Introduced: December, 1979
Released: January, 1980
Price: US$3,250
Weight: 20 lbs
CPU:custom HP 8bit @ 0.613MHz
RAM: 8K, 64K max.
Display: built-in 5 inch monitor
32 x 16 text
256 X 192 graphics
built-in 32 char. thermal printer
Storage:built-in DC100 217K tape drive
Ports: four expansion ports
OS: HP BASIC in ROM
[/SIZE][SIZE=+1]
IBM 5120[/SIZE]
Introduced:February 1980
Price: US $9,340 with printer
Weight: 105 lbs / 48 kg
CPU: IBM proprietary
RAM: 32K
Display: 9-inch monitor
64 X 16 text
Storage: dual 8-inch floppy drives
Ports: floppy / printer I/O port
OS: APL and/or BASIC
[SIZE=+1]Radio Shack TRS-80 Model III[/SIZE]
Introduced:July 1980
Price: US $699 base model
US $2495 w/ 32K, dual drives.
CPU: Zilog Z-80, 2.03 MHz
RAM: 4K, 48K max.
Ports: Cassette tape, expansion, serial
Display: 12-inch B/W monitor: 64 X 16 text
Strorage: 0, 1, or 2 internal 178K floppy drives
External cassette @ 500 / 1500 baud
OS: BASIC in ROM, TRS-DOS on disk
[SIZE=+1]Apple III[/SIZE]
Introduced: May 1980
Released: Spring 1981
Price: US $3495 w/128K RAM
US $3815 with monitor
CPU: Synertek 6502A, 2.0 MHz
RAM: 128K, 512K max.
Display: Color composite video
16 colors at 280 X 192.
16 shades at 560 X 192
Ports: Two serial ports
External floppy port
Expansion: Four internal slots
Storage: Internal 143k 5-1/4 inch floppy
External floppy drive
OS: Apple SOS (Sophisticated OS)
[SIZE=+1]Dynabyte 5100[/SIZE]
Released: 1981
Price: US $2375
RAM: 64K
Display: external monitor
Expansion: card-cage w/ S-100 bus
and 12 card slots
Storage: internal hard drive
OS: CP/M
[SIZE=+1]Texas Instruments TI-99/4A[/SIZE]
[SIZE=+1]
[/SIZE]Released: June 1981
Price: US$525 (without monitor)
CPU: TI TMS9900, 3MHz
Memory: 16K RAM, 26K ROM
Display: Video via an RF modulator
32 characters by 24 lines text
192 X 256, 16 color graphics
Ports: ROM cartridge (on front)
Data storage cassette
Audio/Video output
Joystick input
CPU bus expansion
OS: ROM BASIC[SIZE=+1]
[/SIZE][SIZE=+1]IBM System/23 Datamaster[/SIZE]
Model: 5322
Released: July 1981
Price: US$9,830 with printer
Weight: 95 pounds
CPU: Intel 8085
RAM: 64K max
Display: 80 X 24 text
green phosphor display
Expansion: six internal slots
Storage: dual 8-inch floppy drives
OS: BASIC
[SIZE=+1]Rockwell AIM 65/40
Released: Late 1981
CPU: Rockwell 6502, 1MHz
RAM: 32K, 48K max
Ports: Four edge-card expansion ports
Display: 40 character fluorescent display
Built-in thermal printer
Storage: external cassette
OS: BASIC
[/SIZE][SIZE=+1]Kaypro II[/SIZE]
Released: 1982
Price: US $1595.
Weight: 26 lbs
CPU: Zilog Z80, 2.5 MHz
RAM: 64K
Display: 9" green phosphor screen.
24 X 80 text only
Ports: Serial port
Parallel port
Storage: Two internal 5-1/4"
SS-DD 195K drives
OS: CP/M, SBASIC
[SIZE=+1]GRiD Compass 1101[/SIZE]
GRiD onboard Space Shuttle "Discovery" mission STS-51G - June 1985.
Released: 1982
Price: US$8150
Weight: 10 lbs, 12 oz
CPU: Intel 8086 @ 8MHz
RAM: 256K DRAM
Display: 6-inch electroluminescent
80 x 24 text
320 x 240 graphics
Ports: RS-232/422 serial
GPIB parallel port
Storage: internal 384K bubble RAM
external floppy drive(s)
OS: GRiD OS
[SIZE=+1]NEC APC[/SIZE]
Released: 1982
Price: US $3,298 - 1 floppy, mono.
US $4,998 - 2 floppies, color
CPU: NEC 8086 @ 5MHz
RAM: 128K stock, 640K max.
Display: 80x25 text, 3 colors
640x475 graphics, 8 colors
Expansion: 5 internal slots (proprietary)
Ports: serial, parallel
Storage: 1 or 2 internal 8-inch floppies
OS: CP/M-86 on diskette
MS-DOS 2.11 on diskette
[SIZE=+1]Franklin Ace 1000[/SIZE]
Released: 1982
Price: $1349
CPU: MOS 6502, 1.0 MHz
RAM: 64K
Display: monochrome; color is optional
280 X 192, 40 X 24 text
Ports: composite video output
8 internal expansion slots
Storage: external 143K floppy ($479)
OS: Apple DOS
[SIZE=+1]Commodore 64[/SIZE]
Released: September 1982
Price: US $595.
CPU: MOS 6510, 1MHz
Sound: SID 6581, 3 channels of sound
RAM: 64K
Display: 25 X 40 text
320 X 200, 16 colors max
Peripherals: cassette recorder
printer, modem
external 170K floppy drive
OS: ROM BASIC
Source - http://oldcomputers.net/
Last edited:
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