These are the switches I used to get the .inp to play back correctly:

Mame.exe tutankhm 	-tweak
			-noscanlines
			-triplebuffer
			-soundcard 1 
			-sr 44100 
			-frameskip 0
			-playback TUT-K-237,300.inp

I used the dos Mame version .35 final for this recording.
