[DOC] [TLE] Trombone - Wikipedia [PAR] The trombone is a musical instrument in the brass family. Like all brass 
instruments, sound is produced when the player's vibrating lips (embouchure) 
cause the air column inside the instrument to vibrate. Nearly all trombones have 
a telescoping slide mechanism that varies the length of the instrument to change 
the pitch. .... Like the trumpet, the trombone is considered a cylindrical bore 
instrument... [DOC] [TLE] Brass instrument - Wikipedia [PAR] A brass instrument is a musical instrument that produces sound by sympathetic 
vibration of air ... Thus one finds brass instruments made of wood, like the 
alphorn, the cornett, the ... The trumpet, baritone horn and all trombones are 
cylindrical bore. ... Valves are used to change the length of tubing of a brass 
instrument... [DOC] [TLE] Trumpet - Wikipedia [PAR] The modern slide trumpet is a B trumpet that has a slide instead of valves. It is 
similar to a soprano trombone. The first slide trumpets emerged during the... [DOC] [TLE] TROMBONE How the sound is made How the pitch is changed [PAR] TROMBONE. The trombone has the greatest note range out of all the brass 
because of its slide. The mouthpiece of the trombone is larger than that of a 
trumpet, and gives the instrument a more mellow sound. It is a long brass tube 
that is folded back on itself sort of like a paper clip. Instead of valves, the 
trombone has a slide... [DOC] [TLE] The Brass Instruments - Issaquah Connect [PAR] Trumpets are among the oldest musical instruments, dating back to at least 1500 
BC. ... slide mechanism that varies the length of the instrument to change the 
pitch. Instead of a slide, the valve trombone has three valves like those on a 
trumpet... [DOC] [TLE] The Brass Family - gozips.uakron.edu [PAR] Dec 7, 2004 ... All brass instruments have a mouthpiece that you blow air, or buzz, into; They ... 
and tuba use valves to change pitch, but the trombone uses a slide ... Instead of 
having valves like a trumpet or horn, the trombone uses a slide... [DOC] [TLE] Brass instrument (lip reed) acoustics: an introduction [PAR] Trumpet, horn, trombone, tuba, serpent, didjeridu. ... In the lip reed instruments, 
the lips act as a vibrating valve that modulates the .... Note that the pitch doesn't 
change, so the frequencies of the spectral lines are constant. ... and having 
similar finger holes, but is played with an embouchure much like that of a piccolo 
trumpet... [DOC] [TLE] Trumpet - HyperPhysics [PAR] The modern trumpet has three valves and a bore that is partly cylindrical, partly ... 
The cornet is very similar to the trumpet except that it has a conical bore ... The 
three valves of the trumpet add lengths of tubing to the instrument to lower the 
pitch. ... with the trombone and other bass brass instruments and is not 
considered to... [DOC] [TLE] The Classical Trombone Information Page on Classic Cat [PAR] Like all brass instruments, sound is produced when the player's vibrating lips (
embouchure) ... Trombones and trumpets share the important characteristic of 
having ..... not change or the sound will break, every pitch in a glissando must 
have the same .... Some trombones have valves instead of a slide (see valve 
trombone). [DOC] [TLE] What's It Like to Play a Brass Instrument? - Daniel Grabois [PAR] Except for the trombone, the brass instruments have valves: devices worked by ... 
(no valves) note; you can lower the pitch by a half step with the second valve, 
down a ... When a non-brass player tries to play a brass instrument, he sounds 
like an ... F (if you made the horn a little longer, it would be pitched in E instead of 
F). [DOC] [TLE] Trombone Technical Description [PAR] Unlike brass instruments like the trumpet or tuba, which allow the player to 
change pitch by pressing down a valve, on a trombone this is done instead by 
moving... [DOC] [TLE] Trombone [PAR] Like all brass instruments, it is a lip-reed aerophone; sound is produced

Question: Instead of having valves like a trumpet, a trombone has this to alter the pitch
Answer: a slide