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ID Category [?] Severity [?] Reproducibility Date Submitted Last Update
09151 Sound Minor Always 15 days ago 14 days ago
Tester Fungi66 View Status Public Platform MAME (Official Binary)
Assigned To Resolution Open OS Windows 10/11 (64-bit)
Status [?] Acknowledged Driver
Version 0.276 Fixed in Version Build 64-bit
Fixed in Git Commit Github Pull Request #
Summary 09151: rampage: Sound is slightly faster/higher pitched
Description The sound is just ever so slightly faster/higher pitched in Rampage.

Underclocking the sound to 98% makes it sound near identical to the PCB.

PCB:
Steps To Reproduce
Additional Information
Github Commit
Flags Verified with Original
Regression Version
Affected Sets / Systems rampage
Attached Files
mp3 file icon RampagePCB.mp3 (62,859 bytes) 15 days ago Uploaded by Fungi66
mp3 file icon RampageMAME100%.mp3 (58,049 bytes) 15 days ago Uploaded by Fungi66
mp3 file icon RampageMAME98%.mp3 (57,945 bytes) 15 days ago Uploaded by Fungi66
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Notes
1
User avatar
No.23179
hap
Developer
14 days ago
Yeah, sounds around 98.5% lower pitch than MAME.
It's a 16MHz XTAL on schematics and PCB, same as MAME. I also saw another video with the exact same low pitch, so it's not an issue with this guy's PCB.
Maybe 68000 DTACK related?