*[[Amstrad SSA-1 Speech Synthesizer|SSA-1 speech synthesizer]] is emulated by ACE, JavaCPC, MAME
*[[Dk'tronics Speech Synthesizer|Dk'Tronics speech synthesizer]] is emulated by ACE, JavaCPC, MAME
*[[TMPI speech synthesizer|Techni-Musique speech synthesizer]] is emulated by ACE, Caprice Forever
*[[Amdrum|AmDrum]] is emulated by ACE, JavaCPC, MAME, WinAPE
*[[Digiblaster]] is emulated by ACE, JavaCPC, MAME, WinAPE, Caprice Forever, CPCEC, CPCEPower, WinCPC, Virtual CPC
*[[PlayCity]] is fully emulated by ACE, MAME, Arnold, SugarBox. The audio part of [[PlayCity]] is emulated by JavaCPC, Caprice Forever, CPCEC
*[[Play2CPC]] implements the PlayCity base spec (aka Arcade Sound System). It has one additional soundchip instead of two and no CTC chip. It is emulated by ACE