Tested release version

Board is now tested for typical operation and ready to go
No functional changes for this release

NTSC support and colour fix

re-fix colour amplifier wiring
add simple support for NTSC conversion

Revision 2.0

First release of the reproduction board

Revision 1.8

Revisions to video circuitry and component values

V1.6

Revision 1.6

This version is tested and working (with caveats)
Video output needs refinement
Cassette IO is largely unproven
Parallel IO is unproven

Revision 1.5

Improvements to component positions and footprints
Revision of power traces

Revision 1.4

Pre-release V1.4 - for trial assembly and fit

Revision 1.3

Orientates and locates DRAM positions, with D.out buffer according to the original issue 2 board. Exact positioning of the chips may be slightly off but the "16x16" patch board should now fit safely

Experimental V1.2

Converts DRAM to SRAM

X1.1

Experimental update
Adopts SMD where possible
Original pair of ROMs converted to modern EEPROM with switchable banks