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acorncomputers [2018-01-31 16:29]
tim
acorncomputers [2019-01-19 00:06] (current)
tim
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-====== Acorn Computers ​at the Lab ======+====== Acorn Computers ====== 
 + 
 +===== Inventory ===== 
 + 
 +Following a clear-out, we now have one BBC Master and one Model B in good working order.
  
 BBC Master 128 (01-AMB15-0222432) BBC Master 128 (01-AMB15-0222432)
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   * Case in reasonable condition but yellowed and dirty.   * Case in reasonable condition but yellowed and dirty.
   * No Econet module.   * No Econet module.
 +
 +BBC Model B (Hacklab asset #27)
 +
 +  * Fully working
 +  * Issue 7 board
 +  * 8271 disk controller
 +  * Econet
 +  * ZIF ROM socket
 +  * ROMs: OS 1.20, BASIC, DNFS 1.21, Wordwise
 +  * PSU capacitors replaced 2018-01.
 +  * Case in good condition. Clean and intact, minor scuffs only.
 +
 +Acorn Electron (07-ALA01-0053496):​
 +
 +  * Acorn Electron Plus 3 floppy module (04-ALA13-0102022)
 +  * 21V power supply
 +
 +BBC Model B (02-ANB03-1004089):​
 +
 +  * Untested
 +
 +Peripherals:​
 +
 +  * Single 5.25" 80-track floppy drive
 +  * External 6502 Second Processor
 +  * Microvitec CUB 1451 monitor, serial number 128754
 +  * AMX mouse
 +  * STAG SE15 PROM Eraser [Al Bennett]
 +
 +Cables:
 +
 +  * Cassette DIN-7 to DIN-3 + 2.5mm remote
 +  * 2x Cassette DIN-7 to DIN-7
 +  * 3x Monitor RGB
 +
 +Books:
 +
 +  * BBC Microcomputer System User Guide
 +  * The Advanced User Guide for the BBC Micro
 +  * BBC Master Reference Manual Part One
 +  * The Beginner'​s Programming Handbook in BASIC and Machine Code [Martin]
 +
 +Software:
 +
 +  * Acornsoft Elite (5.25" floppy)
 +
 +Other:
 +
 +  * Assorted ROMs and EEPROMs
 +  * Assorted 5.25" floppies (data and blanks), cleaning kit
 +
 +Unsorted donation box containing:
 +
 +  * QJI Turbo SV121 Joystick (no cable connector)
 +  * Assorted 5.25" floppies
 +  * RGB to UHF modulator
 +  * 5.25" floppy drive in enclosure
 +  * 5.25" floppy drive without enclosure
 +
 +===== Stuff that we used to have =====
 +
 +Tim adopted the equipment that we couldn'​t justify storing the in lab any more. If you are interested in any of it, please ask as some of it may still be available.
  
 <​del>​BBC Master 128 (01-AMB15-0011778) <​del>​BBC Master 128 (01-AMB15-0011778)
Line 22: Line 88:
   * Keyboard has damaged ribbon cable   * 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)</​del>​   * OS ROM appears upgraded with a stacked socket (VLI / 551 VM 9481 / 231024-1028 / 0201,843-0 / Acorn / SING-T)</​del>​
- 
-BBC Model B (Hacklab asset #27) 
- 
-  * Fully working 
-  * Issue 7 board 
-  * 8271 disk controller 
-  * Econet 
-  * ROMs: OS 1.20, BASIC, DNFS 1.21, Wordwise 
-  * PSU capacitors replaced 2018-01. 
-  * Case in good condition. Clean and intact, minor scuffs only. 
  
 <​del>​BBC Model B (Hacklab asset #21) <​del>​BBC Model B (Hacklab asset #21)
Line 143: Line 199:
  
 [[http://​wouter.bbcmicro.net/​hardware/​repair/​index.html|Some debugging information]] [[http://​wouter.bbcmicro.net/​hardware/​repair/​index.html|Some debugging information]]
- 
-===== Todo ===== 
- 
-  * Decide what to keep 
-  * Clean the ones that we keep 
-  * Fixes to the kept Model B: 
-    * Remove stray jumper wire 
-    * Re-fit composite video connector 
-    * Swap broken clear keystrip with other Model B 
-    * Consider 1770 upgrade (take from other Model B) 
-  * Fit Econet to kept computers 
-  * Test floppy drives 
- 
-Keep: 
- 
-  * one BBC Master (the one that's working) 
-  * one BBC Model B (the one that's working) 
-  * single 5.25" floppy drive 
-  * 6502 Second Processor (they'​re rare) 
-  * 1 CUB monitors (the one with the classic boxy metal case) 
-  * a few books 
- 
-Dispose of: 
- 
-  * Non-working BBC Master 
-  * Non-working BBC Model B 
-  * floppy-drive/​monitor-stand 
-  * 1 CUB monitor 
  
 ===== See Also ===== ===== See Also =====
  
-We're going to build an [[econet]]. +We built an [[econet]], but it's been disassembled now.
acorncomputers.1517416199.txt.gz · Last modified: 2018-01-31 16:29 by tim