TDI Pinnacle (68000)

P-System / BOS

Planner, Finder, Nominal Ledger, Writer, Sales Ledger, Purchase Ledger

Texas Instruments Business System 300 (9900)

DX-10

  CBSL Accounting and Time Costing and R-Word

 Compukit UK101
1979 : UK101Based on the Ohio Superboard computer, it used a 6502 processor running at 1MHz. Initially it had 4K of memory and 1K of video memory. Later upgraded to 8K main memory. Built on a single motherboard from a kit, it included an interface to an ordinary cassette player to save and load programs. Microsoft 8K Basic in ROM, able to run most simple basic programs like those published in 'Practical Computing'.

Monitor

 Microsoft 8K basic
UK101.htm
compukit

Microtan 65
1980 : Microtan 65 Using a 6502 processor at 1MHz, 1K video, 8K main memory. Basic unit built from a kit on a single card which plugged into a backplane mounted in a Veroboard 19" rack. Later cards built included 16K memory card, extra video card with its own 6502 processor capable of drawing graphics (16K memory), and a floppy disc interface and printer port. Designed and built a TTL / Transistor interface to drive a Philips TV via the SCART socket.

Monitor

 Microsoft 8K basic

Acorn BBC Micro 1983 : BBC Micro 'A' Again a 6502 processor at 1MHz and 16K memory, later tweeked up to 2MHz and 32K memory. First color graphics m/c (capable of driving a SCART socket).

Monitor

BBC Basic

Apricot Xi - 512K memory and a 10MB HD, 8086 processor running at 8MHz

MS-DOS / BOS

Planner, Nominal Ledger, Writer

Research Machines Nimbus (80186) 1986 : Research Machines Nimbus MSDOS 2.x and Windows !! Not an IBM compatible, but ran RM Basic and a version of BBC Basic. Memory 640K and a 10MB HD, the 80186 chip ran at 10MHz.

MS-DOS

IBM, Compaq, Elonex, etc. Also owned a Mitsubishi portable for two years. This had 1MB main memory + an 80286 chip running at 12MHz. The HD was 40MB. The first serious PC purchased was an Elonex 486-33. This started with 8MB memory and a 170MB HD running Windows 3.1. This was gradually modified adding more memory, a 540MB HD, CD-ROM and Cyrix 486-66 chip. This m/c was later stripped and sold and some parts re-cycled into the current m/c.

Windows 2.0 to Windows '98'

 Symantec
Q&A Write, Q&A Database
Norton Utilities

Sage
Financial Controller

Apple Mac (Mac SE, Mac SE 30, Mac LC, Mac Powerbook) (68000)

System to V7.0

File, Works, Excel, Word

Commodore Amiga 500+ (68000)
Released 1987, Chip clock 7.16MHz 2Mb RAM, 880K FD, SCSI 40Mb HD

Amiga DOS
Workbench V2.04

Mostly Games

Apple PowerMac G3

300 Mhz, 320MB Ram

OS 8.6

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