acorncomputers
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Table of Contents
Acorn Computers at the Lab
New Audit 2018-01
BBC Master 128 (01-AMB15-0222432)
- fully working
- ROM fitted: WE Transferom DD
- ROM fitted: Logotron LOGO
- Marked “MJL” but probably donated to Hacklab.
- Batteries replaced in modern era.
- Case in reasonable condition but yellowed and dirty.
- No Econet module.
BBC Master 128 (01-AMB15-0011778)
- No PSU
- No Econet module
- No TV modulator
- Minor case damage (one missing cartridge slot cover and spring, cracked cartridge slot, minor scratching)
- Motherboard has wires soldered to power connectors
- Econet header is bent
- Keyboard missing “8” key
- Keyboard has damaged ribbon cable
- OS ROM appears upgraded with a stacked socket (VLI / 551 VM 9481 / 231024-1028 / 0201,843-0 / Acorn / SING-T)
BBC Model B (Hacklab asset #27)
- Issue 7
- fully working
- Composite video connector not fitted
- Trailing patch wire on motherboard (not connected to anything)
- No Econet
- OS and BASIC ROMs only
- No screws
- Case: yellowed, dirty, faint marker pen, ROM slot open, clear keystrip chipped and broken (repaired with tape)
BBC Model B (Hacklab asset #21)
- Issue 7
- Case: fair, dirty, no cracks/breaks/scratching, modifications to rear panel (3.5mm socket, two toggle switches, two other holes)
- WE 1770 upgrade
- WE 32K RAMCARD
- ROM fitted: 1770 DFS
- ROM fitted: WE 3K RAM
- No Econet
- No keyboard
- Not working (motherboard known to be faulty)
Accessories
- Microvitec CUB 1451, serial number 128754, metal/cube, working, dirty, missing one case screw
- Microvitec CUB 1451/DS4, serial number 272506, plastic
- RGB cable - 2m moulded, new
- RGB cable - 1m DIY
- Watford Electronics dual 5.25“ floppy drives in monitor plinth
Parts
- Model B keyboard 21242 - no keys, some missing switches
- Model B keyboard 12252 - all keys present, some track damage and repairs, bent connector
- Model B keyboard 05042 - all keys present, reasonable condition but untested, ribbon cable included
Box 1
- 6502 Second Processor (external “cheese wedge”) 03-ANC01-1005471 - working
- Component box containing:
- EPROMs
- MC68854P
- DM74LS245N (x2)
- SN74ALS245AN (x4)
- SN74LS245N (x2)
- HM6264LP-15
- Wordwise Plus
- ARM
- ADFS
- Micron Plus 1.30
- XTALK 2.08W
- WE DFS
- R65C02P3 11450-13 8642
- 8143 SY6502A
- 7-pin DIN to 3-pin DIN and 2.5mm plug (3x, unopened, for cassette recorder)
- 7-pin DIN to 7-pin DIN (2x)
- 5-pin DIN to 3.5mm plug
- BBC Model B PSU, C2 capacitor replaced 2013-03-05
- AMX mouse
- Set parts from a Model B: 4 short screws, BNC connector, short wire
- 5.25” floppy drive cleaning kit
- 3.5“ floppy disc
- Model B keyboard ribbon cable
- 5.25” floppy drive mechanism (marked “Do not use, I eat discs”)
- Watford Electronics single 5.25“ floppy drive (computer-powered)
- Watford Electronics dual/stacked 5.25” floppy drive (computer-powered) - Belongs to Al
Box 2
- Assorted 5.25“ floppy discs
- Books (see separate list)
Box 3
- Books (see separate list)
- Cassette recorder
- 5.25” blank floppy discs
- R6522P ICs (x3)
- The Hobbit (cassette for BBC Micro, Beam Software 1983)
- HCR Electronics Micron Plus 64K EPROM Programmer
- Acornsoft Elite (5.25“ for BBC Micro)
- Dust cover for BBC Model B
- Watford Electronics ROM/RAM board
- Watford Electronics 12 ROM board (with selection of ROMs fitted)
- Solidisk BBC Sideways RAM board
- ZIF ROM socket
Books
ISBN | Title | Author | Notes |
---|---|---|---|
0246121033 | 21 Games for the BBC Micro | Mike James, S M Gee, Kay Ewbank | |
0201146045 | Start Programming with the Electron | Masoud Yazdani | |
0907563147 | Let Your BBC Micro Teach You To Program | Tim Hartnell | |
0563165340 | The Book of Listings - Fun Programs for the BBC Microcomputer | Tim Harnell, Jeremy Ruston | Al |
0563165588 | BBC Microcomputer System User Guide | Al | |
0563165588 | BBC Microcomputer System User Guide | damaged | |
- | BBC Microcomputer System Master Compact Welcome Guide | ||
0860822699 | 30 Hour BASIC | Clive Prigmore | Copy #1 |
0860822699 | 30 Hour BASIC | Clive Prigmore | Copy #2 |
0521217040 | Illustrating BASIC (A Simple Programming Language) | Donald Alcock | |
- | BBC Microcomputer System Master Series Reference Manual Part 1 | ||
0946827001 | The Advanced User Guide for the BBC Microcomputer | Bray, Dickens & Holmes | |
- | An Introduction to Wordwise Plus | Jacquetta Megarry | |
- | Wordwise Plus Reference Manual | John Coll, Andrew Myers | |
- | The Cumana Disk Drive Guide for the BBC Microcomputer | ||
- | Pace Micro Technology - Disc Filing System Manual | ||
- | The Beginner's Programming Handbook in BASIC & Machine Code | Lisa Watts, Gaby Waters | Martin |
0906812216 | Easy Programming for the BBC Micro | Eric Deeson | |
0521277302 | A child's guide to The BBC Micro | John Dewhirst | |
0712603530 | Microguide for the BBC Micro | Professor Peter Morse, Brian Hancock | |
0003832236 | The BBC Micro Advanced Reference Guide | Bruce Smith | |
0408014377 | Exploiting BBC BASIC | A P Stephenson, D J Stephenson | |
0333262867 | Continuing BASIC | P E Gosling | |
0905104153 | Software Secrets - Input, Output and Data Storage Techniques | Graham Beech |
Serial | Owner | Model | Spec | Status |
01-AMB15-0065278 | Tim | BBC Master | Econet | Working |
01-AMB15-0042078 | Tim | BBC Master | Econet, RetroClinic DataCentre | Working |
Hacklab-22 | Tim | BBC Model B | Faulty | |
none | Al | BBC Model B | Original box | Working |
01-AMB15-0222432 | Martin | BBC Master | Working | |
Hacklab-27 | Martin/Hacklab? | BBC Model B | ||
01-AMB15-0011778 | Hacklab | BBC Master | Incomplete | |
Hacklab-23 | Hacklab | BBC Model B | ||
Hacklab-21 | Hacklab | BBC Model B |
Beebs
BBC Model B (Hacklab asset 27):
- no PSU
- missing composite video connector
- missing screws.
- may belong to Martin
- continuous tone at boot, blank screen
BBC Model B (006447, Hacklab asset 23):
- Donated by Stephen Giles
- PSU present (may be the faulty PSU awaiting replacement capacitor)
Watford DFSSolidisk 128K sideways RAM kitexternal ZIF socket- case dirty but no id markings
- keyboard missing
- missing RAM ICs
BBC Model B (Hacklab asset 21): Watford 32K ramcard
- Watford 32K sideways RAM
- 1770 DFS
- 3.5mm speaker jack
- 2 external switches (not connected)
- case dirty but no id markings
- donated by Stephen Giles
- broken: some chips missing, reports “Illegal address” at boot
- Issue 7 motherboard
BBC Model B (Hacklab asset 22):
- Belongs to Al/Tim
- Makes continuous noise
BBC Model B:
- In box
- Fully working
- Belongs to Al, do not hack.
BBC Master 128 (01-AMB-0011778):
- no PSU, damaged cartridge slot
- missing “8” key
BBC Master 128 (01-AMB15-0222432):
- PSU present, CMOS battery replaced in 2013
- Watford “Transferom” ROM
- case slightly marked
- Belongs to Martin
Peripherals
HCR Electronics EPROM programmer: 1MHz bus interface. (tested, not detected by the software so needs fettling)
Dual 5.25” floppy drives with integrated monitor plinth.
(more peripherals to be catalogued.)
Notes
See Also
We're going to build an econet.
acorncomputers.1515273263.txt.gz · Last modified: 2018-01-06 21:14 by tim