ZX Spectrum Timing Tests 48K

Author: Butler, Richard; Butler, Tim
Release date: 2010-04-06, 2010-04-14
Links: Announcement, Website, Download page
Download: sna, tap, tzx, wav _^(hosted) - sna, tap, tzx, wav _{^{(original URL)}}

Expected results

Results on real hardware

ZX Spectrum 48K Issue 6A, CPU SGS Z8400AB1, ULA 6C001E-7 (cold / late timings)

Tested by Matthew London
https://www.youtube.com/watch?v=--_PfyDDLkE