If you’re interested in the backstory of how these sounds were originally made, a recent episode (417) of The Retro Hour podcast has an interview with Sam Dicke

If you’re interested in the backstory of how these sounds were originally made, a recent episode (417) of The Retro Hour podcast has an interview with Sam Dicker who worked at Williams on Defender and Sinistar (and then on the Amiga) which is well worth listening to. https://theretrohour.com/williams-electronics-and-designing-the-amiga-with-sam-dicker-the-retro-hour-ep427/ https://theretrohour.com/williams-electronics-and-designing-...