Trumpet Explorer (3D)
About this app
A B-flat trumpet to play yourself, with sound computed in real time from a physical model. The lips are the sound source: their tension selects a harmonic, and the three valves lengthen the tube. One valve setting gives several notes. See-through, it shows the air path, pistons and standing wave.
With explain mode: an AI tutor walks you through the app, points out what matters in the scene and answers your questions.
How a trumpet makes its sound
The sound source of a trumpet is the lips. They vibrate in the mouthpiece and let air into the tube in bursts. The tube answers only certain frequencies, the harmonics, and locks the note in there. With more lip tension the note jumps to the next harmonic without any valve being pressed.
What the app shows
A B-flat trumpet in 3D whose sound is computed in real time from a physical model, with no recordings. See-through, it shows the air path, the pistons and the standing wave in the tube. A table matches valve settings to harmonics, written or sounding. Three pieces run through the same model, with valves and lips moving along.
Try it yourself
Press Blow and pick a harmonic. Leave the valves up and climb the series. Then press valve 2 and hear the whole series drop. Finger 1+2+3 and extend the third slide until the note fits. Play Taps and notice that no valve moves.
Frequently asked questions
- What are harmonics on a trumpet?
- The notes the tube gives without valves. They match the resonances of the tube. The lips choose which one sounds through their tension, so one valve setting gives several notes.
- What do the three valves do?
- Each valve sends the air through an extra loop and so lengthens the tube. Valve 2 lowers the harmonic series by a semitone, valve 1 by a whole tone, valve 3 by three semitones. Together they give seven tube lengths.
- Why do some fingerings sound too high?
- The loops are sized for the tube with no other valve pressed. With other valves down the tube is longer and the same loop lowers the note less. On 1+3 and 1+2+3 players compensate with the slide on the third valve.
- What can I try in the Trumpet Explorer?
- You choose valves and harmonic, set lip tension, air pressure and the third slide freely, make the instrument see-through and let it play Charpentier’s Te Deum, Clarke’s Trumpet Voluntary or the bugle call Taps.
Subject: Music (Gymnasium)
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