If you want to hear what a "PC speaker soundfont" sounds like, search YouTube for: "PC speaker General MIDI" or "PC speaker Bohemian Rhapsody" The result is always monophonic, beepy, and surprisingly charming for 8-bit demoscene music.

play_note() local note=$1 local duration=$2 local instrument=$3

# Play a note at 440 Hz for 1 second via PC speaker echo -e "\x1b[10;440\x1b[11;1000" > /dev/console # old console method # Modern: speaker-test -t sine -f 440 -c 1 -D hw:0,0 Since no standard SF2 loader exists for PC speaker, you create a script + frequency lookup table .

"pc speaker" midi mapper OR "pcsp" config A PC Speaker soundfont is not a soundfont in the sample playback sense—it's a synthesis directive table . For retro computing or extreme minimalism, it works. For any serious MIDI music, use a real soundfont (SF2) with FluidSynth.