SLAM128 - ULA chip replacement for Sinclair ZX Spectrum 128 / 128 +2 For Sale
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SLAM128 is ULA Replacement for Sinclair ZX Spectrum 128 and Spectrum 128 +2
SLAM128 is ULA chip CPLD replacement
SLAM fits only in Sinclair ZX Spectrum 128 (aka Toastrack) and Sinclair ZX Spectrum 128 +2 (grey case).
It is not compatible with models manufactured by Amstrad (in black case, +2A, +2B, +3)
Device was designed by Mark Smith and this is version with redesigned PCB by Lotharek.
Here are the differences to original design:
this version of SLAM supplies all necessary clocks for ZX Spectrum; if your PCB has a problem with 17MHz clock, this device will help (it does not divide frequency, and then multiply it, but uses programmable Epson clock generator; PLL removed from design)
