== Graphics ==
*[https://cpcrulez.fr/book-amstrad_cpc_crtc_compendium.htm Amstrad CPC CRTC Compendium v1.6] [http://logon.system.free.fr/html/downloadlogon.htm Shaker v2.4] [http://shaker.logonsystem.fr Shakerland Portal](dead link) Ultra accurate CRTC documentation and its associated testing tool
*[https://www.cpc-power.com/index.php?page=detail&num=8524 Equalizor demo] [https://forum.system-cfg.com/viewtopic.php?p=229698#p229698 Revolog demo] [https://forum.system-cfg.com/viewtopic.php?f=24&t=11535&start=285 Technical explanation] Unpredictable behaviour of the real Amstrad CPC chips (ie. outside the realm of emulation)
*[https://www.cpc-power.com/index.php?page=detail&num=10401 Test CRTC type v3.0] [https://www.planetemu.net/rom/amstrad-cpc-applications-dsk/crtc-editor-v5-1-1994-brain-of-chaos CRTC editor v5.1] [https://www.cpc-power.com/index.php?page=detail&num=15280 Another one in Spanish] CRTC tools