For Sale

I have a number of spare PCB's left over from my replica builds which I offer here together with a few other difficult to find parts:

Item Picture Available Price
Keyboards
Replica ASCII Keyboard PCB (Atom version) Replica ASCII Keyboard Thumbnail  3 £25
ASCII Keyboard PCB (Electron version) Replica ASCII Keyboard Electron Version Thumbnail 3 £25
Backplanes
Backplane 8-Slot Buffered PCB (with B-side tracked) Backplane 8-Slot Thumbnail 3 £12
Backplane 10-Slot Unbuffered PCB (with B-side tracked) Backplane 10-Slot Thumbnail 3 £12
Backplane 12-Slot Buffered PCB (with B-side tracked) Backplane 12-Slot Thumbnail £20
Backplane Extender Board PCB Backplane Extender Board Thumbnail 0 £15
Backplane Extender Board - Kit including the five 64-way connectors required some of which are hard to find, you just need to add a length of 64-way ribbon cable Backplane Extender Board Kit Thumbnail 3 £40
Memory Boards
Replica 8K RAM + 8K ROM Board PCB Replica 8K RAM + 8K ROM Board Thumbnail 3 £10
Replica 32K Dynamic RAM Board PCB Replica 32K Dynamic RAM Board Thumbnail 4 £10
Replica CUMEM Universal Memory Carrier Board PCB Replica CUMEM Universal Memory Carrier Board Thumbnail 2 £10
Dual Port RAM Board PCB Dual Port RAM Board Thumbnail 4 £10
2732-2532 EPROM Adapter PCB 2732-2532 EPROM Adapter Thumbnail 1 £2
Video Boards
Replica 40x25 VDU (Teletext) Interface Board PCB Replica 40x25 VDU (Teletext) Interface Board Thumbnail 0 £10
trev_ham Replica 40x25 (Teletext) Interface Board - loaded PCB (all turned pin sockets), no ICs fitted trev_ham Replica 40x25 (Teletext) Interface Board Thumbnail 1 £25
Replica 80x25 VDU Interface Board PCB Replica 80x25 VDU Interface Board Thumbnail 3 £10
Replica 80x25 VDU Interface Board - loaded PCB (all turned pin sockets), no ICs fitted Replica 80x25 VDU Interface Board Thumbnail 1 £25
80x25 VDU Interface (Enhanced) Board PCB 80x25 VDU Interface (Enhanced) Board Thumbnail 3 £10
Processor & Interface Boards
Replica 6502A CPU Board PCB Replica 6502A CPU Board Thumbnail 3 £10
Replica Versatile Interface Board (VIB) PCB Replica Versatile Interface Board (VIB) Thumbnail 1 £12
Replica Econet Node Board PCB Replica Econet Node Board Thumbnail 2 £12
Replica Floppy Disk Controller Board PCB Replica Floppy Disk Controller Board PCB Thumbnail 2 £10
trev_ham Replica Floppy Disk Controller Board- loaded PCB (all turned pin sockets), no ICs fitted trev_ham Replica Floppy Disk Controller Board Loaded Thumbnail 2 £25
Replica PROM Programmer Board PCB Replica PROM Programmer Board Thumbnail 4 £12
PROM Programmer Power Supply PCB PROM Programmer Power Supply Thumbnail 4 £4
PROM Programmer Front Panel PCB PROM Programmer Front Panel PCB Thumbnail 4 £3
Acorn System 1
Pair of National Semiconductor DM74S571J PROMs programmed with Acorn System 1 Monitor.
Low nibble IC6 Yellow dot
High nibble IC5 Blue dot
Acorn System 1 Monitor Thumbnail 5 £15
Atom
Atom Riser Card PCB Atom Riser Card Thumbnail 3 £2
Replica Atom Econet Node PCB photo to follow not yet available  
MK14
Replica MK14 PCB, black solder resist with gold flash Replica MK14 PCB Thumbnail 3 £25
Pair of National Semiconductor DM74S571J PROMs programmed with SCIOS Version 1 (with 9th digit modification).
Low nibble IC2 White dot
SCIOS Version 1 Thumbnail 2 £15
Pair of National Semiconductor DM74S571J PROMs programmed with SCIOS Version 2 (i.e. with cassette routines).
Low nibble IC2 Green dot
High nibble IC3 Blue dot
SCIOS Version 2 Thumbnail 5 £15
SOFTY 1
Replica SOFTY 1 Programmer PCB, black solder resist with gold flash
Note: The video socket connections are reversed, fixed by reversing plug wiring.  Edge connectors at keyboard end are on bottom side, should be on top side. Labeling of LK4 reversed.
1 £25
2716 Adapter 4 £2
Power Supply PCB for SOFTY 1 not yet available    
National Semiconductor DM74S287 PROM programmed with SOFTY 1 Character Font
IC9 Purple dot
1 £20
National Semiconductor DM74S571 PROM programmed with SOFTY 1 Character Font
IC9 Purple dot
5 £10
New Intel 2708 EPROM programmed with SOFTY 1 Firmware (IC17)
4 £15
New MM2102 Static RAM (IC4) 3 £5
Miscellaneous
New INS8154D National Semiconductor part in gold capped ceramic package INS8154D Thumbnail  5 £15
INS8255J National Semiconductor part in ceramic package, branded RS INS8255J Thumbnail 3 £8
R6522-33 Rockwell part in plastic package R6522 Thumbnail 5 £8
MC6845P Motorola part in plastic package MC6845 Thumbnail 5 £5
HD46505SP-2 Hitachi part, these were bought from China and are not HD46505SP-2 because some of the registers are missing !, they behave as a basic MC6845 Fake HD64505SP-2 Thumbnail 5 £1

All PCBs are blank/unloaded boards unless otherwise stated !

UK postage is £3 on any size order, please email for overseas postage.

I can order more boards if there is demand.

Please email me at acorn@oddys.plus.com) to confirm availability and I will send a PayPal invoice for payment.

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