vRetro ULA Replacements vLA81, vLA82 & vLA128
The vLA81 & vLA82 are a modern plugin replacement for the ZX81 ULA or Spectrum 48K ULA.
As they simply don’t make ULAs anymore, then unfortunately if the ULA has failed, then options for repair are rapidly diminishing.
The vLA81 & vLA82 provides a simple way to keep these icons of 80’s computing going.
vLA81 – ZX81 ULA Replacement
The vLA81 is a modern plugin replacement for the ZX81 ULA. It is one of several ULA replacements I have made for members of the Sinclair computer family including the vLA82 for the Spectrum 48K, the vLA128 for the Spectrum 128K (Toastrack) and +2 (Grey case) and the vLA1 for the Sinclair ZX Interface 1.
vLA82 – Spectrum 48K ULA replacement
The vLA82 is a modern plugin replacement for the Spectrum 48K ULA (type 6C001E-7 or earlier). It is one of several ULA replacements I have made for members of the Sinclair computer family including the vLA81 for the ZX81, the vLA128 for the Spectrum 128K (Toastrack) and +2 (Grey case) and the vLA1 for the Sinclair ZX Interface 1.
vLA128 – Sinclair 128K / +2 (Grey) ULA replacement
The vLA128 is a modern plugin replacement for the Spectrum 128K(aka ‘Toastrack’) or Spectrum +2 (Grey case) ULA (type 7K010E-5 or Amstrad 40056).