ZX Spectrum 128K toastrack vs. Harlequin issue 2D timing differences

This week I’m preparing the first batch of Harlequin 128K kits, and I’m using the issue 2D for that. Now some people asked if the Harlequin issue 2D has the exact same timings as the original toastrack has. Some say the Harlequin issue 2D has 48 timings and thus is different, but others say issue … Continue reading ZX Spectrum 128K toastrack vs. Harlequin issue 2D timing differences