Zx Spectrum Test Program Link ((free))
The Invisible Lifeline: Inside the ZX Spectrum ‘Test Program Link’
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Where NOT to look for test program links (Avoiding dead ends)
When searching for a “ZX Spectrum test program link”, you will encounter many dead ends. Avoid these: zx spectrum test program link
- GitHub – ZXDiag Repository:
github.com/retrobreww/zx-diag/releases
- Sinclair Spectrum Diagnostics (SSL):
sinclair.world/diagnostics/diag.rom
- 48K models: 44100 Hz, Mono.
- 128K models: Use the built-in tape loader with
LOAD "" (not the 48K BASIC).
If your test program says “RAM 0-16383 error at 0x4000” , focus on the lower bank (IC15-IC18 on Issue 3 boards). The Invisible Lifeline: Inside the ZX Spectrum ‘Test