Campus audio reference

Staff training and drills: listen here so you recognize what Arnold Alert plays on Campus Horns. Tap Play on each card below.

You are in the right place. Scroll down — each tone has a green Play bar.

Emergency codes

On campus, Red and Blue can loop, repeat every 2 minutes, or play once. These are one full play of each file.

Full red tone. Loops or repeats on campus until all clear.

Blue lockdown tone.

Played twice on campus when IC ends the event. Clip is one play.

Stop horns silences audio but does not end the code. Only All clear returns the campus to idle.

Start_Bell_Tone.mp3 on all speakers.

Same file played twice (~1.5s apart) on campus.

Speaker-check preamble and optional PA horn before live page.

Plays on all horns after desk-phone notify during speaker check.

Older bell file on the gateway. Production uses Start_Bell_Tone above.

cd ~/Code/arnold-emergency
./scripts/sync-campus-audio.sh
pnpm run deploy