circuitbent metronome (Matrix MR-500)
Full demo: https://www.youtube.com/watch?v=h-tqTmVrC1E
mods:
- synth drone
- click attenuator button
- subdivider switch
- LTC1799 oscillator
- pitch knob
- /1, /10, and /100 freq divider switch
"The Star-Spangled Banner" arrangement was adapted from the Sousa/Damrosch band version.