DSP Emulator v0.18b3 (2021/03/28) is released. DSP Emulator is a new version of the ZX SPECTRUM +3, ZX Spectrum 128, ZX Spectrum 48, Arcade, Amstrad CPC 464, NES and Game Boy emulator.

DSP Emulator Changelog:
-General
+Samples: simplified samples loading functions
-Suna 8 HW
+Added DIP switches
+Fixed sound clock
-Hard Head
+Fixed DAC samples
+Fixed FPS
-Hard Head 2
+Fixed ROM decode
+Fixed video (only remains palette color problem)
+Added DAC samples
-Tiger Road HW
+Added DIP switches
-Outrun
+Fixed gear button

Download: DSP Emulator v0.18b3 (2021/03/28)
Source: Here