Acorn System Computers Shop

I have a number of spare PCB's left over from my replica projects which I offer here:

I regularly get asked 'what boards do I need to build a System x ?' so I have created a Build Guidance page to help.

Item Picture Available Price
Keyboards
Replica ASCII Keyboard PCB (Original Atom case version) ASCII Keyboard PCB 2 £20.14
ASCII Keyboard PCB (Alternative Electron case version) ASCII Keyboard (Electron) PCB 0 £16.21
Backplanes
Backplane 8-Slot Buffered PCB (with B-side tracked) Backplane 8-Slot PCB 3 £9.83
Backplane 10-Slot Unbuffered PCB (with B-side tracked) Backplane 10-Slot Unbuffered PCB 0 £9.52
Backplane 12-Slot Buffered PCB (with B-side tracked) Backplane 12-Slot PCB 0 £12.90
Backplane 14-Slot Unbuffered PCB (with B-side tracked) 14-slot Unbuffered Backplane PCB 0 £12.03
Backplane 14-Slot Unbuffered Wide PCB (with B-side tracked) Backplane 14-Slot Wide PCB 3 £16.37
Backplane Extender Board PCB Backplane Extender Board PCB 4 £9.02
There are also smaller backplanes avaliable that are part of the FileStore E10E and MK14E projects.
Memory Boards
Replica 8K RAM + 8K ROM Board PCB 8K RAM + 8K ROM Board PCB 2 £8.15
Replica 32K Dynamic RAM Board PCB 32K Dynamic RAM Board PCB 0 £8.15
Replica CUMEM Universal Memory Carrier Board PCB CUMEM Universal Memory Carrier Board PCB 2 £8.15
Dual Port RAM Board PCB Dual Port RAM Board PCB 0 TBD
Video Boards
Replica 40x25 VDU (Teletext) Interface Board PCB 40x25 VDU (Teletext) Interface Board PCB 0 £8.15
Replica 80x25 VDU Interface Board PCB 80x25 VDU Interface Board PCB 2 £8.15
80x25 VDU Interface (Enhanced) Board PCB 80x25 VDU Interface Board (Enhanced) PCB 1 £8.15
Processor & Interface Boards (also see Acorn System 1 below)
Replica 6502 CPU Board PCB Acorn 6502 CPU Board PCB 0 £8.15
Replica 6502A CPU Board PCB 6502A CPU Board PCB 5 £8.15
Replica Versatile Interface Board (VIB) PCB Versatile Interface Board + Adapter PCB 2 £9.60
Replica Floppy Disk Controller Board PCB

(this version incorporates my fix to ensure reliable 3.5" drive operation)
Floppy Disk Controller Board PCB 3 £8.15
Replica Econet Node Board PCB Econet Node Board PCB 3 £8.15
Programmers
Replica PROM Programmer Board PCB PROM Programmer Board PCB 0 £9.50
PROM Programmer Power Supply PCB PROM Programmer PSU PCB 3 £3.19
PROM Programmer Front Panel PCB PROM Programmer Front Panel PCB 1 £1.52
Tesla PROM Programmer PCB with optional Front Panel PCB Tesla PROM Programmer Board PCB 0 £12.27
Acorn System 1
System 1 Trainer PCB System 1 Trainer PCB 5 £11.23
System 1 Trainer EPROM

New Mitsubishi M5L2732K programmed with the System 1 Monitor and Applications
System 1 Trainer Monitor EPROM 1 £10.00
Pair of Tesla MH74S571 PROMs programmed with Acorn System 1 Monitor (for original System 1)

Low nibble IC6 Yellow dot
High nibble IC5 Blue dot
Acorn System 1 PROMs MH74S571 1 £15.00

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